Citazione Stile APA (7a Edizione)

Power, P. W. (2006). A guide to vocational assessment (4th ed.). PRO-ED.

Citazione stile Chigago Style (17a edizione)

Power, Paul W. A Guide to Vocational Assessment. 4th ed. Austin, Tex: PRO-ED, 2006.

Citatione MLA (9a ed.)

Power, Paul W. A Guide to Vocational Assessment. 4th ed. PRO-ED, 2006.