Penggayaan APA
FOSSEL, Peter V.. (2007).
Organic farming : .
Singapore:
Voyageur Press.
Chicago Style
FOSSEL, Peter V..
Organic farming :.
Singapore:
Voyageur Press,
2007.
Buku.
MLA Style
FOSSEL, Peter V..
Organic farming :.
Singapore:
Voyageur Press,
2007.
Buku.
Turabian Style
FOSSEL, Peter V..
Organic farming :.
Singapore:
Voyageur Press,
2007.
Buku.