APA (7th ed.) Citation

ebrary, Inc. (1991). The U.S. National Plant Germplasm System. National Academy Press.

Chicago Style (17th ed.) Citation

ebrary, Inc. The U.S. National Plant Germplasm System. Washington, D.C.: National Academy Press, 1991.

MLA (9th ed.) Citation

ebrary, Inc. The U.S. National Plant Germplasm System. National Academy Press, 1991.