APA aipamena

Kay, R. D. (2004). Farm management. Boston, MA: McGraw-Hill.

Chicago Style aipamena

Kay, Ronald D. Farm Management. Boston, MA: McGraw-Hill, 2004.

MLA aipamena

Kay, Ronald D. Farm Management. Boston, MA: McGraw-Hill, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.