TY  - BOOK
AU  - Harnack, R. Victor
AU  - Fest, Thorrel B. 
AU  - Jones, Barbara Schindler
TI  - Group discussion: theory and technique
SN  - 0133652475
U1  - 808.53 
PY  - 1977///
CY  - Englewood, Cliffs, New Jersey
PB  - Prentice-Hall
KW  - Discussion
ER  -