Mac Donald, J., & Nielsen, D. (1978). Nitrogen in the environmental V.1: Nitrogen behaviour in field soil. Acadamic Press.
Chicago Edition CitationMac Donald, J.G, and D.R Nielsen. Nitrogen in the Environmental V.1: Nitrogen Behaviour in Field Soil. London: Acadamic Press, 1978.
MLA Edition CitationMac Donald, J.G, and D.R Nielsen. Nitrogen in the Environmental V.1: Nitrogen Behaviour in Field Soil. Acadamic Press, 1978.
Warning: These citations may not always be 100% accurate.