Power, P. W. (2006). A guide to vocational assessment (4th ed.). PRO-ED.
芝加哥风格引文Power, Paul W. A Guide to Vocational Assessment. 4th ed. Austin, Tex: PRO-ED, 2006.
MLA引文Power, Paul W. A Guide to Vocational Assessment. 4th ed. PRO-ED, 2006.
警告：这些引文格式不一定是100％准确.