Gaya APA
Grifford, Clive. (2004).
pertanian .
Jakarta:
Erlangga for Kids.
Gaya Chicago
Grifford, Clive.
pertanian.
Jakarta:
Erlangga for Kids,
2004.
Text.
Gaya MLA
Grifford, Clive.
pertanian.
Jakarta:
Erlangga for Kids,
2004.
Text.
Gaya Turabian
Grifford, Clive.
pertanian.
Jakarta:
Erlangga for Kids,
2004.
Print.