APA

Zinker J., . (1978). Creative process in gestalt therapy. New York: Vintage Books.

Chicago

Zinker Joseph, . 1978. Creative process in gestalt therapy. New York: Vintage Books.

Harvard

Zinker J., . (1978). Creative process in gestalt therapy. New York: Vintage Books.

MLA

Zinker Joseph, . Creative process in gestalt therapy. New York: Vintage Books. 1978.