PFEIFFER J W. (1980). 1980 ANNUAL HANDBOOK FOR GROUP FACILITATORS. HUMAN REL. TRAINING.
Style de citation Chicago (17e éd.)PFEIFFER J W. 1980 ANNUAL HANDBOOK FOR GROUP FACILITATORS. CALIFORNIA: HUMAN REL. TRAINING, 1980.
Style de citation MLA (9e éd.)PFEIFFER J W. 1980 ANNUAL HANDBOOK FOR GROUP FACILITATORS. HUMAN REL. TRAINING, 1980.
Attention : ces citations peuvent ne pas être correctes à 100%.