TY  - BOOK
AU  - Blerkom,Malcolm L.Van
TI  - Measurement and statistics for teachers 
SN  - 9781138206533  (pbk)
U1  - 371.26 
PY  - 2017///
CY  - New York
PB  - Routledge
KW  - Educational tests and measurements
KW  - Educational statistics
N1  - Previous edition: 2009
ER  -