Ayanaba, A. D., & Dart, P. J. (1977). Biological nitrogen fixation in farming systems of the tropics. John Wiley.
Chicago Edition CitationAyanaba, A. D., and P. J. Dart. Biological Nitrogen Fixation in Farming Systems of the Tropics. New York: John Wiley, 1977.
MLA Edition CitationAyanaba, A. D., and P. J. Dart. Biological Nitrogen Fixation in Farming Systems of the Tropics. John Wiley, 1977.
Warning: These citations may not always be 100% accurate.