APA Style
Greenberg, Edward S.. (1983).
The American Political System (3rd ed).
Boston:
LITLE BROWN.
Chicago Style
Greenberg, Edward S..
The American Political System.
3rd ed
Boston:
LITLE BROWN,
1983.
.
MLA Style
Greenberg, Edward S..
The American Political System.
3rd ed
Boston:
LITLE BROWN,
1983.
.
Turabian Style
Greenberg, Edward S..
The American Political System.
3rd ed
Boston:
LITLE BROWN,
1983.
.