Herr, E. L., & Cramer, S. H. (1996). Career guidance and counseling through the life span: Systematic approaches (5th ed.). HarperCollins College Publishers.
Chicago-Zitierstil (17. Ausg.)Herr, Edwin L., und Stanley H. Cramer. Career Guidance and Counseling Through the Life Span: Systematic Approaches. 5th ed. New York: HarperCollins College Publishers, 1996.
MLA-Zitierstil (9. Ausg.)Herr, Edwin L., und Stanley H. Cramer. Career Guidance and Counseling Through the Life Span: Systematic Approaches. 5th ed. HarperCollins College Publishers, 1996.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.