APA aipamena

(2004). Symbiotic nitrogen fixation: Prospects for enhanced application in tropical agriculture. Enfield, NH: Science Publishers ( SP ).

Chicago Style aipamena

Symbiotic Nitrogen Fixation: Prospects for Enhanced Application in Tropical Agriculture. Enfield, NH: Science Publishers ( SP ), 2004.

MLA aipamena

Symbiotic Nitrogen Fixation: Prospects for Enhanced Application in Tropical Agriculture. Enfield, NH: Science Publishers ( SP ), 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.