Hopper, E. (2003). Traumatic experience in the unconscious life of groups: The fourth basic assumption : incohesion : aggregation/massification or (ba) I:A/M. Jessica Kingsley Publishers.
Chicago-Zitierstil (17. Ausg.)Hopper, Earl. Traumatic Experience in the Unconscious Life of Groups: The Fourth Basic Assumption : Incohesion : Aggregation/massification or (ba) I:A/M. London: Jessica Kingsley Publishers, 2003.
MLA-Zitierstil (9. Ausg.)Hopper, Earl. Traumatic Experience in the Unconscious Life of Groups: The Fourth Basic Assumption : Incohesion : Aggregation/massification or (ba) I:A/M. Jessica Kingsley Publishers, 2003.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.