APA aipamena

Guide & Pierrakos, E. (1990). The pathwork of self-transformation. Bantam.

Chicago Style aipamena

Guide and Eva Pierrakos. The Pathwork of Self-transformation. New York: Bantam, 1990.

MLA aipamena

Guide and Eva Pierrakos. The Pathwork of Self-transformation. Bantam, 1990.