TY  - BOOK
ED  - International Labour Office
TI  - Informal groups and organisations: module IV-23
T2  - Modular programme for supervisory development
U1  - 658.3145 21
PY  - 1980///.
CY  - Geneva: 
PB  - International Labour Office, 
KW  - Interpersonal relations
KW  - Personnel management
KW  - Social group work
ER  -