Plant Variety Protection Act amendments hearings before the Subcommittee on Department Investigations, Oversight and Research of the Committee on Agriculture, House of Representatives, Ninety-sixth Congress, first and second sessions on H.R.999, July 19, 1979 and April 22, 1980
United States.Congress.House.Committee on Agriculture.Subcommittee on Department Investigations, Oversight and Research.
Washington U.S.G.P.O.
1980
Plants, Protection of