National Research Council (U.S.)., & Committee on a National Strategy for Biotechnology in Agriculture. (1987). Agricultural biotechnology: Strategies for national competitiveness. Washington, D.C: National academy press.
Dyfyniad Arddull ChicagoNational Research Council (U.S.)., và Committee on a National Strategy for Biotechnology in Agriculture. Agricultural Biotechnology: Strategies for National Competitiveness. Washington, D.C: National academy press, 1987.
Dyfyniad MLANational Research Council (U.S.)., và Committee on a National Strategy for Biotechnology in Agriculture. Agricultural Biotechnology: Strategies for National Competitiveness. Washington, D.C: National academy press, 1987.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.