TY  - BOOK
AU  - Agazarian,Yvonne
AU  - Peters,Richard
TI  - The visible and invisible group: two perspectives on group psychotherapy and group process 
SN  - 0415037700
PY  - 1981///
CY  - London
PB  - Routledge
KW  - Group processes
KW  - Psychotherapy, Group
ER  -