Gaya APA

Progoff, I. (1978). At a journal workshop, the basic text and guide for using the intensive journal, 4th.pr. Cet.pertama 1975 . New York: Dialogue House Library.

Gaya MLA

Progoff, Ira.. "At a journal workshop, the basic text and guide for using the intensive journal, 4th.pr. Cet.pertama 1975 ". New York: Dialogue House Library, 1978. Buku.