Visser, F. (2003). Ken Wilber: Thought as passion. State University of New York Press.
芝加哥风格引文Visser, Frank. Ken Wilber: Thought as Passion. Albany, NY: State University of New York Press, 2003.
MLA引文Visser, Frank. Ken Wilber: Thought as Passion. State University of New York Press, 2003.
警告：这些引文格式不一定是100％准确.