Gaya APA

Watson, D, L., Tharp, R, G. (1985). Self Directed Behavior: Sekf Modification For Personal Adjustment (Second). Monterey: Brook/Cole Pub Comp.

Gaya MLA

Watson, David, L.., Tharp, Roland, G.. "Self Directed Behavior: Sekf Modification For Personal Adjustment". Second Monterey: Brook/Cole Pub Comp, 1985. Text.