TY  - BOOK
AU  - DES RAJ
TI  - SAMPLING THEORY
U1  - 519.52 D475 
PY  - 1979///
CY  - NEW DELHI
PB  - TATA MCGRAW-HILL PUB.CO.LTD.
KW  - SAMPLING
N1  - UNIVERSAL BOOK SERVICE
ER  -