Gaya APA
Ebenstein, W. (1964).
today's Isms : Communism Fascism Socialism Capitalism / William Ebenstein (4th ed.).
New York:
Prentice-Hall.
Gaya MLA
Ebenstein, William.
"today's Isms : Communism Fascism Socialism Capitalism / William Ebenstein".
4th ed.
New York:
Prentice-Hall,
1964.
Buku.