TY  - BOOK
AU  - Sufian, Abu Jafar Mohammad 
TI  - Methods and techniques of social research
SN  - 9840514229
U1  - 307.1407 22
PY  - 1998///
CY  - Dhaka
PB  - University press
KW  - social research
N1  - Includes bibliography and index
ER  -