TY  - BOOK
AU  - Bormuth,John R.
AU  - Menzel,Peter
TI  - On the theory of achievement test items
SN  - 0226066304
AV  - LB3051 .B63
U1  - 371.26/42 
PY  - 1970///]
CY  - Chicago
PB  - University of Chicago Press
KW  - Educational tests and measurements
KW  - Local
KW  - Achievement tests
N1  - Bibliography: p. 157-159
ER  -