Gaya APA
American government : power and purpose. (2004).
New York:
[s.n.].
Gaya Chicago
American government : power and purpose.
Ed. 8.
New York:
[s.n.],
2004.
Text.
Gaya MLA
American government : power and purpose.
Ed. 8.
New York:
[s.n.],
2004.
Text.
Gaya Turabian
American government : power and purpose.
New York:
[s.n.],
2004.
Print.