TY  - GEN
AU  - Singh,Daroga
AU  - Chaudhary, F. S.
TI  - Theory and analysis of sample survey designs
SN  - 9780852269107
U1  - 519.52 
PY  - 2014///,2015
CY  - New Delhi
PB  - New Age International
KW  - Statistics
KW  - Sampling (Statistics)
ER  -