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.