TY  - BOOK
AU  - Koul, Lokesh  .
TI  - Methodology of educational research / 
SN  - 0-7069-8852-3
U1  - T48 
PY  - 1998///
CY  - New Delhi : 
PB  - Vikash Publishing House Pvt Ltd , 
KW  - Education
ER  -