TY  - BOOK
AU  - Kerlinger, Fred N.
TI  - Foundation of behavioral research
SN  - NA
U1  - 150.72 KER 
PY  - 2007///
CY  - New Delhi : 
PB  - Surjeet Publications
KW  - Research
KW  - Research design
N1  - Includes indexes
ER  -