Style de citation APA (7e éd.)

Nichols, M. P. (1984). Family therapy, concepts and methods (10th ed.). Gardner Press.

Style de citation Chicago (17e éd.)

Nichols, Michael P. Family Therapy, Concepts and Methods. 10th ed. New York: Gardner Press, 1984.

Style de citation MLA (9e éd.)

Nichols, Michael P. Family Therapy, Concepts and Methods. 10th ed. Gardner Press, 1984.