TY  - BOOK
AU  - Slavin, Robert E
TI  - Research methods in education: :a practical guide
SN  - 0-13-774364-5
U1  - 370.78 
PY  - 1984///
CY  - New Jersey
PB  - Prentice Hall
KW  - Education-Research
N1  - Includes bibliography and index
ER  -