NetLibrary, Inc, & Hazelden Information and Educational Services. (1986). The presence at the center: The twelve steps and the journey deep within. Hazelden.
Chicago Style (17th ed.) CitationNetLibrary, Inc, and Hazelden Information and Educational Services. The Presence at the Center: The Twelve Steps and the Journey Deep Within. Center City, Minn.: Hazelden, 1986.
MLA (9th ed.) CitationNetLibrary, Inc, and Hazelden Information and Educational Services. The Presence at the Center: The Twelve Steps and the Journey Deep Within. Hazelden, 1986.
Warning: These citations may not always be 100% accurate.