Cooper, C. L. (1982). Improving interpersonal relations: A guide to social skill development for managers and group leaders. Prentice Hall.
Chicago-Zitierstil (17. Ausg.)Cooper, Cary L. Improving Interpersonal Relations: A Guide to Social Skill Development for Managers and Group Leaders. Prentice Hall, 1982.
MLA-Zitierstil (9. Ausg.)Cooper, Cary L. Improving Interpersonal Relations: A Guide to Social Skill Development for Managers and Group Leaders. Prentice Hall, 1982.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.