MLA

Campbell, Angus. The American Voter, an Abridgement [by] Angus Campbell [and Others]. New York: Wiley, 1967.

APA

Campbell, A. (1967). The American voter, an abridgement [by] Angus Campbell [and others]. New York: Wiley.

Chicago

Campbell, Angus, The American Voter, an Abridgement [by] Angus Campbell [and Others]. New York: Wiley, 1967.