Citazione Stile APA (7a Edizione)

Alexander, M. e. (1984). Biological nitrogen fixation: Ecology, technology, amd physiology. Plenum Press.

Citazione stile Chigago Style (17a edizione)

Alexander, Martin ed. Biological Nitrogen Fixation: Ecology, Technology, Amd Physiology. New York: Plenum Press, 1984.

Citatione MLA (9a ed.)

Alexander, Martin ed. Biological Nitrogen Fixation: Ecology, Technology, Amd Physiology. Plenum Press, 1984.