TY  - BOOK
TI  - Learning to work in groups: a program guide for educational leaders. 
AV  - LC6519 .M55
PY  - 1959///.
CY  - New York
PB  - Bureau of Publications, Teachers College, Columbia University
KW  - Forums (Discussion and debate)
N1  - "A publication of the Horace Mann-Lincoln Institute of School Experimentation, Teachers College, Columbia University."
ER  -