Gaya APA
The World A Beginner's Guide. (2001).
Cambridge:
[s.n.].
Gaya Chicago
The World A Beginner's Guide.
.
Cambridge:
[s.n.],
2001.
Text.
Gaya MLA
The World A Beginner's Guide.
.
Cambridge:
[s.n.],
2001.
Text.
Gaya Turabian
The World A Beginner's Guide.
Cambridge:
[s.n.],
2001.
Print.