TY  - BOOK
AU  - Dupriez,Vincent
TI  - Methods of grouping learners at school
T2  - Fundamentals of educational planning,
SN  - 9789280313499
U1  - 371.25 
PY  - 2010///]
CY  - Paris
PB  - UNESCO, International Institute for Educational Planning
KW  - Ability grouping in education
KW  - Education, Cooperative
KW  - Educational innovations
KW  - lcgft
N1  - Includes bibliographical references (pages 91-98)
ER  -