Watson, D. L. (1985). Self-directed behavior: Self modification for personal adjustments (4th ed.). Brooks/ Cole.
Chicago-Zitierstil (17. Ausg.)Watson, David L. Self-directed Behavior: Self Modification for Personal Adjustments. 4th ed. Monterey, California: Brooks/ Cole, 1985.
MLA-Zitierstil (9. Ausg.)Watson, David L. Self-directed Behavior: Self Modification for Personal Adjustments. 4th ed. Brooks/ Cole, 1985.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.