APA aipamena

(1994). Advances in agronomy: Vol.53. San Diego: Academic.

Chicago Style aipamena

Advances in Agronomy: Vol.53. San Diego: Academic, 1994.

MLA aipamena

Advances in Agronomy: Vol.53. San Diego: Academic, 1994.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.