Cita APA

Nutman, P. S. (1976). Symbiotic nitrogen fixation in plants. Cambridge University Press.

Chicago Edition Citation

Nutman, P S. Symbiotic Nitrogen Fixation in Plants. Cambridge: Cambridge University Press, 1976.

Cita MLA

Nutman, P S. Symbiotic Nitrogen Fixation in Plants. Cambridge University Press, 1976.