TY  - BOOK
AU  - Islam, M. Nurul
TI  - An introduction to sampling methods:  theory and applications / 
SN  - 9789843219767
U1  - 300.72 ISI 23
PY  - 2022///
CY  - Dhaka : 
PB  - Mullick & brothers
KW  - Social sciences research methodology
N1  - Includes index
ER  -