APA aipamena

Humphreys, L. R. (1987). Tropical pastures and fodder crops. New York: Wiley.

Chicago Style aipamena

Humphreys, L. R. Tropical Pastures and Fodder Crops. New York: Wiley, 1987.

MLA aipamena

Humphreys, L. R. Tropical Pastures and Fodder Crops. New York: Wiley, 1987.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.