TY  - BOOK
AU  - OPITZ, Michael F. and Michael P. Ford
TI  - Do - able differentiation : varying group texts , and supports to reach readers
SN  - 139780325012834
U1  - 372.41'7 22nd edition
PY  - 2008///
CY  - USA
PB  - Heinemann
KW  - Education
N1  - Includes index and reference
ER  -