Cita APA (7a ed.)

Broughton, W. (1981). Nitrogen fixation. Clarendon Press.

Cita Chicago Style (17a ed.)

Broughton, W.J. Nitrogen Fixation. Oxford: Clarendon Press, 1981.

Cita MLA (9a ed.)

Broughton, W.J. Nitrogen Fixation. Clarendon Press, 1981.