Gaya APA

Seligman, L. (2010). Theories of Counseling and Psychotherapy ;Systems, Strategies, and Skills / Linda Seligman (ed. 3). New York: Pearson.

Gaya MLA

Seligman, Linda. "Theories of Counseling and Psychotherapy ;Systems, Strategies, and Skills / Linda Seligman". ed. 3 New York: Pearson, 2010. Buku.