Tohutoro APA (7th ed.)

(1988). Biological nitrogen fixation: Recent developments. Oxford and IBH.

Tohutoru Kātū Chicago (17th ed.)

Biological Nitrogen Fixation: Recent Developments. New Delhi: Oxford and IBH, 1988.

Tohutoro MLA (9th ed.)

Biological Nitrogen Fixation: Recent Developments. Oxford and IBH, 1988.