TY  - BOOK
AU  - Pidgeon, Douglas A.
AU  - Alfred Yates
TI  - An Introduction to educational measurement
SN  - 0710062478
U1  - 371.26 P612i 
PY  - 1968///
CY  - London
PB  - Routledge & Kegan Paul
KW  - Educational Measurement
KW  - Educational tests and measurements
ER  -