Cita APA (7th ed.)
International Council for Science. Scientific Committee on Problems of the Environment, ebrary, Inc, Mosier, A., Syers, J. K., & Freney, J. R. (2004). Agriculture and the nitrogen cycle: Assessing the impacts of fertilizer use on food production and the environment. Island Press.
Cita Chicago (17th ed.)
International Council for Science. Scientific Committee on Problems of the Environment, Inc ebrary, Arvin Mosier, John K. Syers, i J. R. Freney. Agriculture and the Nitrogen Cycle: Assessing the Impacts of Fertilizer Use on Food Production and the Environment. Washington, D.C.: Island Press, 2004.
Cita MLA (9th ed.)
International Council for Science. Scientific Committee on Problems of the Environment, et al. Agriculture and the Nitrogen Cycle: Assessing the Impacts of Fertilizer Use on Food Production and the Environment. Island Press, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.