Callahan, K. L. (1983). Twelve keys to an effective church: Strategic planning for mission. HarperSanFrancisco.
Chicago Style (17th ed.) CitationCallahan, Kennon L. Twelve Keys to an Effective Church: Strategic Planning for Mission. [San Francisco]: HarperSanFrancisco, 1983.
MLA (8th ed.) CitationCallahan, Kennon L. Twelve Keys to an Effective Church: Strategic Planning for Mission. HarperSanFrancisco, 1983.
Warning: These citations may not always be 100% accurate.