APA (7th ed.) Citation

Walker, B. H. (2009). Hua Hu Ching: The unknown teachings of Lao Tzu. HarperOne.

Chicago Style (17th ed.) Citation

Walker, Brian H. Hua Hu Ching: The Unknown Teachings of Lao Tzu. New York: HarperOne, 2009.

MLA (9th ed.) Citation

Walker, Brian H. Hua Hu Ching: The Unknown Teachings of Lao Tzu. HarperOne, 2009.

Warning: These citations may not always be 100% accurate.