Penggayaan APA

HERREN, Ray V.. (2012). The science of agriculture : (4th ed.). Australia: Delmar.

Chicago Style

HERREN, Ray V.. The science of agriculture :. 4th ed. Australia: Delmar, 2012. Buku.

MLA Style

HERREN, Ray V.. The science of agriculture :. 4th ed. Australia: Delmar, 2012. Buku.

Turabian Style

HERREN, Ray V.. The science of agriculture :. 4th ed. Australia: Delmar, 2012. Buku.