TY  - BOOK
AU  - Hattie, John
TI  - Visible learning for mathematics: what woks best to optimize student learning grades K-12
SN  - 978-1-5063-6294-6
AV  - QA 16 H38 2017 
PY  - 2017///
CY  - California
PB  - Corwin: A SAGE Company
KW  - Mathematics
N1  - Includes bibliographical references, appendices and indexes
ER  -