APA Style
Ladd, Everett Carll. (1991).
The American polity : the people and their goverment (4).
New York:
New York: W.W. Norton, 1949.
Chicago Style
Ladd, Everett Carll.
The American polity : the people and their goverment.
4
New York:
New York: W.W. Norton, 1949,
1991.
Buku Teks.
MLA Style
Ladd, Everett Carll.
The American polity : the people and their goverment.
4
New York:
New York: W.W. Norton, 1949,
1991.
Buku Teks.
Turabian Style
Ladd, Everett Carll.
The American polity : the people and their goverment.
4
New York:
New York: W.W. Norton, 1949,
1991.
Buku Teks.