Masters, L. A., Wallace, H. R., & Harwood, L. (2011). Personal development for life and work (10th ed.). South-Western Cengage Learning.
Chicago-Zitierstil (17. Ausg.)Masters, L. Ann, Harold R. Wallace, und Lauri Harwood. Personal Development for Life and Work. 10th ed. Australia, Mason, OH: South-Western Cengage Learning, 2011.
MLA-Zitierstil (9. Ausg.)Masters, L. Ann, et al. Personal Development for Life and Work. 10th ed. South-Western Cengage Learning, 2011.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.