Cita APA (7th ed.)
Tubbs, S. L. (1984). A system approch to small group interaction (2nd .ed.). McGrawhill.
Cita Chicago (17th ed.)
Tubbs, Stewart L. A System Approch to Small Group Interaction. 2nd .ed. Boston: McGrawhill, 1984.
Cita MLA (9th ed.)
Tubbs, Stewart L. A System Approch to Small Group Interaction. 2nd .ed. McGrawhill, 1984.
Atenció: Aquestes cites poden no estar 100% correctes.