Cita APA (7th ed.)

Applbaum, R. L. (1979). The Process of group communication (2nd ed.). Science Research Associates.

Cita Chicago (17th ed.)

Applbaum, Ronald L. The Process of Group Communication. 2nd ed. Chicago: Science Research Associates, 1979.

Cita MLA (8th ed.)

Applbaum, Ronald L. The Process of Group Communication. 2nd ed. Science Research Associates, 1979.