APA-čujuhus (7. p.)
Egan, G., Owen, J. J., & Reese, R. J. Exercises in Helping Skills: A Manual to Accompany The Skilled Helper : A Problem-Management and Opportunity-Development Approach to Helping (10a edición.). Brooks Cole.
Chicago-čujuhus (17. p.)
Egan, Gerard, Jesse J. Owen, juo Robert J. Reese. Exercises in Helping Skills: A Manual to Accompany The Skilled Helper : A Problem-Management and Opportunity-Development Approach to Helping. 10a edición. Belmont, EUA: Brooks Cole.
MLA-čujuhus (9. p.)
Egan, Gerard, et al. Exercises in Helping Skills: A Manual to Accompany The Skilled Helper : A Problem-Management and Opportunity-Development Approach to Helping. 10a edición. Brooks Cole.
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