APA aipamena

KIPPS, M. S., & WOLFE, T. K. (2004). PRODUCTION OF FIELD CROPS: A TEXTBOOK OF AGRONOMY.

Chicago Style aipamena

KIPPS, M S., and T K. WOLFE. PRODUCTION OF FIELD CROPS: A TEXTBOOK OF AGRONOMY. NEW DELHI, SRISHTI BOOK DISTRIBUTERS, 2004.

MLA aipamena

KIPPS, M S., and T K. WOLFE. PRODUCTION OF FIELD CROPS: A TEXTBOOK OF AGRONOMY. 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.