TY  - BOOK
A2  - Paul B. Ash, John D'Auria.
A3  - D'Auria, John
AU  - Ash, Paul B.
NV  - VIII, 193 s. :
PY  - 2013
SN  - 9781452271989
TI  - School systems that learn : improving professional practice, overcoming limitations, and diffusing innovation /
ER  -