TY  - BOOK
AU  - Des Raj
AU  - Chandhok, Pramod 
TI  - Sample survey theory
SN  - 8173191379
U1  - 519.52 
PY  - 1998///
CY  - New Delhi
PB  - Narosa 
KW  - Sampling (Statistics)
N1  - Includes bibliographical references and index
ER  -