APA (7th ed.) Zitazioa

Landers, J. (2007). Tropical crop-livestock systems in conservation agriculture. The Brazilian experience.

Chicago Style (17th ed.) Zitazioa

Landers, John. Tropical Crop-livestock Systems in Conservation Agriculture. The Brazilian Experience. 2007.

MLA (9th ed.) Zitazioa

Landers, John. Tropical Crop-livestock Systems in Conservation Agriculture. The Brazilian Experience. 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.