Gaya APA
Hart, Diane. (1988).
The United States: Its Past, Purpose, and Promise. .
California:
Janus Books Publishers.
Gaya Chicago
Hart, Diane.
The United States: Its Past, Purpose, and Promise..
California:
Janus Books Publishers,
1988.
Text.
Gaya MLA
Hart, Diane.
The United States: Its Past, Purpose, and Promise..
California:
Janus Books Publishers,
1988.
Text.
Gaya Turabian
Hart, Diane.
The United States: Its Past, Purpose, and Promise..
California:
Janus Books Publishers,
1988.
Print.