TY  - BOOK
AU  - Gay,L.R.
AU  - Airasian,Peter W.
TI  - Educational research: competencies for analysis and application 
SN  - 0130864951
PY  - 2000///
CY  - Upper Saddle River, N. J.
PB  - Prentice Hall
KW  - Education
KW  - Research
ER  -