TY  - BOOK
AU  -  Islam, M. Nurul
TI  - An introduction to sampling methods / 
SN  - 9843219767
U1  - 519.52/ I821i 23
PY  - 2011///
CY  - Dhaka
PB  - Mullick & Brothers
KW  - Sampling
N1  - BBA, BRE
ER  -