Assessment of ground-water withdrawals at municipal industrial parks in Puerto Rico, 2000 /

Surface-water, water-quality, and ground-water assessment of the Municipio of Comerío, Puerto Rico, 1997-99 /
Published: (2001)

A well system to recover usable water from a freshwater-saltwater aquifer in Puerto Rico /
by: Zack, Allen L.
Published: (1988)

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

Surface-water, water-quality, and ground-water assessment of the municipio of Caguas, Puerto Rico, 1997-99 /
Published: (2001)

Hydrogeology of the karst of Puerto Rico /
by: Giusti, Ennio V.
Published: (1978)

Characterization of stormwater discharges from selected industrial parks in Puerto Rico, 1995-96 /
by: Rodríguez, José M.
Published: (1998)

Groundwater-quality survey of the south coast aquifer of Puerto Rico, April 2 through May 30, 2007 /
by: Rodríguez, José M.
Published: (2009)

Source, use, and disposition of freshwater in Puerto Rico, 2005 /
by: Molina-Rivera, Wanda L.
Published: (2009)

Analysis of flow durations for selected streams in Puerto Rico through 1994 /
by: Atkins, J. B.
Published: (1999)

Ground-water resources in Lajas Valley, Puerto Rico /
by: Graves, Robert P.
Published: (1991)

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

Surface-water, water-quality, and ground-water assessment of the Municipio of Comerío, Puerto Rico, 1997-99 /
Published: (2001)

Detection of conduit-controlled ground-water flow in northwestern Puerto Rico using aerial photograph interpretation and geophysical methods /
by: Rodríguez-Martínez, Jesús
Published: (2000)

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

Ground water in the Lajas Valley, Puerto Rico /
by: Anderson, H. R. (Henry R.), 1936-
Published: (1977)

Characterization of springflow in the north coast limestone of Puerto Rico using physical, chemical, and stable isotopic methods.
by: Rodríguez-Martínez, Jesús
Published: (1997)

Hydrogeology of the north coast limestone aquifer system of Puerto Rico.
by: Rodríguez-Martínez, Jesús
Published: (1995)

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

Quantitative analysis of residential water-use patterns in Mayaguez, Puerto Rico /
by: Guilbe, Ausberto
Published: (1969)

Water resources of Puerto Rico /
by: Wilson, Herbert M. (Herbert Michael), 1860-1920
Published: (1899)

Accuracy of data for selected categories compiled in the Puerto Rico Water-Use Information Program.
by: Molina-Rivera, Wanda L.
Published: (1997)

Ground-water resources of alluvial valleys in northeastern Puerto Rico : Río Espíritu Santo to Río Demajagua area /
by: Pérez-Blair, Francisco
Published: (1997)

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

Doing business in Puerto Rico.
Published: (1982)

Hydrogeology of Puerto Rico and the outlying islands of Vieques, Culebra, and Mona /
by: Gómez-Gómez, Fernando, et al.
Published: (2014)

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

Ground-water resources of the Caguas-Juncos Valley, Puerto Rico /
by: Puig, Juan C. (Juan Carlos)
Published: (1993)

Historical ground-water development in the Salinas alluvial fan area, Salinas, Puerto Rico, 1900-2005 /
by: Rodríguez, José M.
Published: (2008)

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

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

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

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

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)

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)

Reconnaissance of the ground-water resources of Vieques Island, Puerto Rico /
by: Torres-González, Sigfredo
Published: (1989)