The fields of group psychotherapy.

MLA

Slavson, S. R. The Fields of Group Psychotherapy. New York: Schocken Books, 1971.

APA

Slavson, S. R. (1971). The fields of group psychotherapy. New York: Schocken Books.

Chicago

Slavson, S. R. ed. The Fields of Group Psychotherapy.. New York: Schocken Books, 1971.