APA (7e ed.) Bronvermelding

National Board for Certified Counselors (U.S.), Loesch, L. C., & Vacc, N. A. (1993). A Work behavior analysis of professional counselors. The Board.

Chicago (17e ed.) Bronvermelding

National Board for Certified Counselors (U.S.), Larry C. Loesch, en Nicholas A. Vacc. A Work Behavior Analysis of Professional Counselors. Greensboro, NC: The Board, 1993.

MLA (9e ed.) Bronvermelding

National Board for Certified Counselors (U.S.), et al. A Work Behavior Analysis of Professional Counselors. The Board, 1993.