Gaya APA
Rickard,Graham. (1989).
Tractors (1).
New York:
The Bookwright Press.
Gaya Chicago
Rickard,Graham.
Tractors.
1
New York:
The Bookwright Press,
1989.
Text.
Gaya MLA
Rickard,Graham.
Tractors.
1
New York:
The Bookwright Press,
1989.
Text.
Gaya Turabian
Rickard,Graham.
Tractors.
1
New York:
The Bookwright Press,
1989.
Print.