TY  - BOOK
AU  - Williams,John Delane
TI  - Regression analysis in educational research
SN  - 0842251464
PY  - 1974///
CY  - New York
PB  - MSS Information Corporation
KW  - Education
KW  - Research
KW  - Educational statistics
KW  - Regression analysis
N1  - Bibliography: p. 159-162
ER  -