Tohutoro APA (7th ed.)

Visser, F. (2003). Ken Wilber: Thought as passion. State University of New York Press.

Tohutoru Kātū Chicago (17th ed.)

Visser, Frank. Ken Wilber: Thought as Passion. Albany, NY: State University of New York Press, 2003.

Tohutoro MLA (9th ed.)

Visser, Frank. Ken Wilber: Thought as Passion. State University of New York Press, 2003.