APA引文

National Research Council (U.S.). Committee on Twenty-First Century Systems Agriculture & ebrary, Inc. (2010). Toward sustainable agricultural systems in the 21st century. National Academies Press.

Chicago Style (17th ed.) Citation

National Research Council (U.S.). Committee on Twenty-First Century Systems Agriculture and Inc ebrary. Toward Sustainable Agricultural Systems in the 21st Century. Washington, D.C.: National Academies Press, 2010.

MLA引文

National Research Council (U.S.). Committee on Twenty-First Century Systems Agriculture and Inc ebrary. Toward Sustainable Agricultural Systems in the 21st Century. National Academies Press, 2010.