Mager, R. F. (1997). Goal analysis: How to clarify your goals so you can actually achieve them (3. ed., completely rev.). Center for Effective Performance.
Chicago-Zitierstil (17. Ausg.)Mager, Robert Frank. Goal Analysis: How to Clarify Your Goals so You Can Actually Achieve Them. 3. ed., completely rev. Atlanta, GA: Center for Effective Performance, 1997.
MLA-Zitierstil (9. Ausg.)Mager, Robert Frank. Goal Analysis: How to Clarify Your Goals so You Can Actually Achieve Them. 3. ed., completely rev. Center for Effective Performance, 1997.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.