Cita APA (7th ed.)

Wagner, R. H., & Arnold, C. C. (1965). Handbook of group discussion (2d ed.). Houghton Mifflin.

Cita Chicago (17th ed.)

Wagner, Russell Halderman, i Carroll C. Arnold. Handbook of Group Discussion. 2d ed. Boston: Houghton Mifflin, 1965.

Cita MLA (9th ed.)

Wagner, Russell Halderman, i Carroll C. Arnold. Handbook of Group Discussion. 2d ed. Houghton Mifflin, 1965.