Soviet spy ring

MLA

Tietjen, Arthur. Soviet Spy Ring. [1st American ed.] New York: Coward-McCann, 1961.

APA

Tietjen, A. (1961). Soviet spy ring. [1st American ed.] New York: Coward-McCann.

Chicago

Tietjen, Arthur. Soviet Spy Ring. [1st American ed.] New York: Coward-McCann, 1961.