TY  - BOOK
AU  - Suwal, Bhim Raj
TI  - Research methodology applied siurvey sampling 
SN  - 9789937754019
U1  - 001.433/Su92r 
PY  - 2020///
CY  - Kathmandu
PB  - Heritage Publishers and Distributors
KW  - Research
KW  - Research methodology
KW  - Sampling
N1  - Bibliography: p.327-338
ER  -