Fretz, B. R., & Mills, D. H. (1980). Licensing and certification of psychologists and counselors: A guide to current policies, procedures, and legislation. Jossey-Bass.
Chicago-Zitierstil (17. Ausg.)Fretz, Bruce R., und David H. Mills. Licensing and Certification of Psychologists and Counselors: A Guide to Current Policies, Procedures, and Legislation. San Francisco: Jossey-Bass, 1980.
MLA-Zitierstil (9. Ausg.)Fretz, Bruce R., und David H. Mills. Licensing and Certification of Psychologists and Counselors: A Guide to Current Policies, Procedures, and Legislation. Jossey-Bass, 1980.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.