Citazione Stile APA (7a Edizione)

Knowles, M. S., & Knowles, H. (1972). Introduction to group dynamics (Rev. ed.). Association Press.

Citazione stile Chigago Style (17a edizione)

Knowles, Malcolm Shepherd, e Hulda Knowles. Introduction to Group Dynamics. Rev. ed. New York: Association Press, 1972.

Citatione MLA (9a ed.)

Knowles, Malcolm Shepherd, e Hulda Knowles. Introduction to Group Dynamics. Rev. ed. Association Press, 1972.