To Enable the People of Puerto Rico To Form a Constitution and State Government : hearings before the United States House Committee on the Territories, Seventy-Fourth Congress, first session, on May 22, June 4, 18, 1935.

Puerto Rico Constitution : hearings before the United States Senate Committee on Interior and Insular Affairs, Eighty-First Congress, second session, on May 17, 1950.
Published: (1950)

Puerto Rico Constitution : hearings before the United States House Committee on Public Lands, Eighty-First Congress, first session and Eighty-First Congress, second session, on July 12, 1949, Mar. 14, May 16, June 8, 1950.
Published: (1950)

Puerto Rico : culture, politics, and identity /
by: Morris, Nancy
Published: (1995)

H.R. 900, Puerto Rico Democracy Act of 2007; and H.R. 1230, Puerto Rico Self-Determination Act of 2007 : legislative hearings before the Subcommittee on Insular Affairs of the Committee on Natural Resources, U.S. House of Representatives, One Hundred Tenth Congress, first session, March 22, 2007 and April 25, 2007.
Published: (2007)

H.R. 900, Puerto Rico Democracy Act of 2007; and H.R. 1230, Puerto Rico Self-Determination Act of 2007 : legislative hearings before the Subcommittee on Insular Affairs of the Committee on Natural Resources, U.S. House of Representatives, One Hundred Tenth Congress, first session, March 22, 2007 and April 25, 2007.
Published: (2007)

Hydrogeology of the karst of Puerto Rico /
by: Giusti, Ennio V.

Wages, productivity, and industrialization in Puerto Rico /
by: Reynolds, Lloyd George, 1910-
Published: (1965)

Doing business in Puerto Rico.
Published: (1982)

Celebrating the 50th anniversary of the Constitution of the Commonwealth of Puerto Rico : report together with additional views (to accompany H. Con. Res.395).
Published: (2002)

Los anfibios y reptiles de Puerto Rico = The amphibians and reptiles of Puerto Rico /
by: Rivero, Juan A.
Published: (1978)

Once in Puerto Rico /
by: Belpré, Pura
Published: (1973)

Lichens in Puerto Rico : an ecosystem approach /
by: Mercado-Díaz, Joel A.
Published: (2015)

The politics of language in Puerto Rico /
by: Barreto, Amílcar Antonio
Published: (2001)

Statement by the Governor of Puerto Rico : hearings before the United States House Committee on Public Lands, Eighty-First Congress, second session, on Mar. 14, 1950.
Published: (1950)

Puerto Rico : hearing before the Committee on Energy and Natural Resources, United States Senate, One Hundred Thirteenth Congress, first session, to receive testimony on the November 6, 2012, referendum on the political status of Puerto Rico and the administration's response, August 1, 2013.
Published: (2013)

Adjustment of Puerto Rico's public debts /
by: Austin, D. Andrew
Published: (2022)

The Puerto Rico breeding bird atlas /
by: Castro-Prieto, Jessica
Published: (2021)

Architecture in Puerto Rico /
by: Fernandez, Jose Antonio, 1898-
Published: (1965)

Slave families and the hato economy in Puerto Rico /
by: Stark, David Martin, 1965-
Published: (2015)

The status of Puerto Rico's forests, 2003 /
by: Brandeis, Thomas James
Published: (2007)

Approving Puerto Rican Constitution : hearings before the United States Senate Committee on Interior and Insular Affairs, Eighty-Second Congress, second session, on Apr. 29, May 6, 1952.
Published: (1952)

Incidence of damage and cull in Puerto Rico's timber resource /
by: Anderson, Robert L. (Robert Lee), 1944-
Published: (1982)

Popular expression and national identity in Puerto Rico : the struggle for self, community, and nation /
by: Guerra, Lillian
Published: (1998)

Puerto Rico : Economy, Debt, and Options for Congress.
Published: (2015)

Water quality and landscape processes of four watersheds in eastern Puerto Rico /
Published: (2012)

Natural hazards in Puerto Rico : attitudes, experience, and behavior of homeowners /
by: Palm, Risa
Published: (1993)

Geology, geochemistry, geophysics, mineral occurrences, and mineral resource assessment for the commonwealth of Puerto Rico /
Published: (2001)

U.S. Geological Survey programs in Puerto Rico.
Published: (1997)

Government financing of political parties in Puerto Rico : a supplement /
by: Wells, Henry, 1914-
Published: (1966)

Workshop on energy planning resources for Puerto Rico : San Juan, March 19, 2019 : Mayaguez, March 22, 2019.
Published: (2019)

Medical and hospital care in Puerto Rico ; a report submitted to the Governor and the Legislature of the Commonwealth of Puerto Rico /
Published: (1962)

The management and control of water in Puerto Rico /
by: Avilés Cordero, Isidoro
Published: (1969)

Sterilization and fertility decline in Puerto Rico /
by: Presser, Harriet B.
Published: (1973)

Los bejucos de Puerto Rico.
by: Acevedo-Rodríguez, Pedro
Published: (1985)

House Committee on Natural Resources report on Puerto Rico's earthquakes.
Published: (2020)

Plantas medicinales de Puerto Rico : folklore y fundamentos cientificos /
by: Núñez Meléndez, Esteban, 1910-
Published: (1982)