APA (7th ed.) Citation

Astin, H. (2002). 12 1/2 Steps To Spiritual Health. Concorde House.

Chicago Style (17th ed.) Citation

Astin, Howard. 12 1/2 Steps To Spiritual Health. Concorde House, 2002.

MLA (8th ed.) Citation

Astin, Howard. 12 1/2 Steps To Spiritual Health. Concorde House, 2002.

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