United States. Congress. House. Committee on Agriculture. Subcommittee on Department Operations, Research, and Foreign Agriculture, & ProQuest (Firm). (1981). National plant germplasm system: Hearing before the Subcommittee on Department Operations, Research, and Foreign Agriculture of the Committee on Agriculture, House of Representatives, Ninety-seventh Congress, first session, June 24, 1981. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Agriculture. Subcommittee on Department Operations, Research, and Foreign Agriculture, and ProQuest (Firm). National Plant Germplasm System: Hearing Before the Subcommittee on Department Operations, Research, and Foreign Agriculture of the Committee on Agriculture, House of Representatives, Ninety-seventh Congress, First Session, June 24, 1981. Washington: U.S. G.P.O., 1981.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Agriculture. Subcommittee on Department Operations, Research, and Foreign Agriculture, and ProQuest (Firm). National Plant Germplasm System: Hearing Before the Subcommittee on Department Operations, Research, and Foreign Agriculture of the Committee on Agriculture, House of Representatives, Ninety-seventh Congress, First Session, June 24, 1981. U.S. G.P.O., 1981.