Callahan, K. L. (1983). Twelve keys to an effective church: Strategic planning for mission. Jossey-Bass.
芝加哥风格引文Callahan, Kennon L. Twelve Keys to an Effective Church: Strategic Planning for Mission. San Francisco: Jossey-Bass, 1983.
MLA引文Callahan, Kennon L. Twelve Keys to an Effective Church: Strategic Planning for Mission. Jossey-Bass, 1983.
警告：这些引文格式不一定是100％准确.