APA (7th ed.) Citation

Watson, D. L., & Tharp, R. G. (1985). Self-directed behavior: Self-modification for personal adjustment (4th edition.). Brooks/Cole Publishing Company.

Chicago Style (17th ed.) Citation

Watson, David L., and Roland G. Tharp. Self-directed Behavior: Self-modification for Personal Adjustment. 4th edition. Monterey, California: Brooks/Cole Publishing Company, 1985.

MLA (9th ed.) Citation

Watson, David L., and Roland G. Tharp. Self-directed Behavior: Self-modification for Personal Adjustment. 4th edition. Brooks/Cole Publishing Company, 1985.