TY  - BOOK
AU  - Bertcher,Harvey J.
TI  - Group participation: techniques for leaders and members 
SN  - 0803912048
PY  - 1979///
CY  - Beverly Hills
PB  - SAGE Publications
KW  - Small groups
KW  - Social groups
KW  - Social participation
KW  - Leardership
N1  - includes bibliographical references and index
ER  -