Communism : classic and contemporary

MLA

Ader, Emile Bertrand, and Karl Marx. Communism : Classic and Contemporary. Woodbury, N.Y.: Barron's Educational Series, 1970.

APA

Ader, E. Bertrand, & Marx, K. (1970). Communism : classic and contemporary. Woodbury, N.Y.: Barron's Educational Series.

Chicago

Ader, Emile Bertrand, and Karl Marx. Communism: Classic and Contemporary. Woodbury, N.Y.: Barron's Educational Series, 1970.