TY  - BOOK
AU  - Gillies,Robyn M.
TI  - Cooperative learning: integrating theory and practice 
SN  - 9781412940474 (hbk.)
PY  - 2007///
CY  - Los Angeles
PB  - SAGE Publications
KW  - Group work in education
N1  - Includes bibliographical references : (p. 253-266) and index
ER  -