Style de citation APA

Ken E Giller. (1991). Nitrogen fixation in tropical cropping systems. CAB International.

Style de citation Chicago

Ken E Giller. Nitrogen Fixation in Tropical Cropping Systems. UK: CAB International, 1991.

Style de citation MLA

Ken E Giller. Nitrogen Fixation in Tropical Cropping Systems. CAB International, 1991.

Attention : ces citations peuvent ne pas être correctes à 100%.