APA aipamena

(1991). Advances in agronomy - Vol. 46. London: Academic.

Chicago Style aipamena

Advances in Agronomy - Vol. 46. London: Academic, 1991.

MLA aipamena

Advances in Agronomy - Vol. 46. London: Academic, 1991.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.