TY  - BOOK
AU  - Mehrens, William A and Irvin J. Lehmann
TI  - Measurement and evaluation in education and psychology
SN  - 0030304075
AV  - LB 1131 .M44 1991
PY  - 1991///
CY  - Orlando
PB  - Harcourt Brace College 
KW  - Education tests and measurement
KW  - Educational evaluation
ER  -