TY  - BOOK
AU  - DuFour Richard
TI  - Professional learning communities at work : Best practices for enhancing student achievement
SN  - 1879639602
AV  - LB 2822.82 .D84 1998 
PY  - 1998///
CY  - Reston , Virginia 
PB  - ASCD
KW  - Best practices for enhancing student achievement
ER  -