APA aipamena

American Society of Agricultural Engineers. Agricultural engineering: Agric. eng. [St. Joseph, Mich., etc.: American Society of Agricultural Engineers].

Chicago Style aipamena

American Society of Agricultural Engineers. Agricultural Engineering: Agric. Eng. [St. Joseph, Mich., etc.: American Society of Agricultural Engineers].

MLA aipamena

American Society of Agricultural Engineers. Agricultural Engineering: Agric. Eng. [St. Joseph, Mich., etc.: American Society of Agricultural Engineers].

Kontuz: berrikusi erreferentzia hauek erabili aurretik.