Style de citation APA (7e éd.)

Giller, K. E. (2001). Nitrogen fixation in tropical cropping systems (2nd ed.). CABI Pub..

Style de citation Chicago (17e éd.)

Giller, K. E. Nitrogen Fixation in Tropical Cropping Systems. 2nd ed. Wallingford, Oxon, UK ; New York, NY, USA: CABI Pub., 2001.

Style de citation MLA (9e éd.)

Giller, K. E. Nitrogen Fixation in Tropical Cropping Systems. 2nd ed. CABI Pub., 2001.