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.