APA aipamena

Barth, P. F. (1993). Piercing the autumn sky: A guide to discovering the natural freedon of mind. Lame Turtle Press.

Chicago Style aipamena

Barth, Peter F. Piercing the Autumn Sky: A Guide to Discovering the Natural Freedon of Mind. California: Lame Turtle Press, 1993.

MLA aipamena

Barth, Peter F. Piercing the Autumn Sky: A Guide to Discovering the Natural Freedon of Mind. Lame Turtle Press, 1993.