Nutman, P. S. (1976). Symbotic nitrogen fixation in plants. Cambridge University Press.
Chicago Edition CitationNutman, P S. Symbotic Nitrogen Fixation in Plants. London: Cambridge University Press, 1976.
MLA Edition CitationNutman, P S. Symbotic Nitrogen Fixation in Plants. Cambridge University Press, 1976.
Warning: These citations may not always be 100% accurate.