Egan, G. (1976). Interpersonal living: A skills, contract approach to human-relations training in groups. Brooks/Cole.
Chicago-Zitierstil (17. Ausg.)Egan, Gerard. Interpersonal Living: A Skills, Contract Approach to Human-relations Training in Groups. Monterey, Calif: Brooks/Cole, 1976.
MLA-Zitierstil (9. Ausg.)Egan, Gerard. Interpersonal Living: A Skills, Contract Approach to Human-relations Training in Groups. Brooks/Cole, 1976.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.