TY  - GEN
AU  - Raj, Des
AU  - Chandhok, Promod
TI  - Sample survey theory
SN  - 81-7319-136-0
U1  - 519.52 
PY  - 1999///
CY  - Calcutta
PB  - Narosa
KW  - SAMPLING(STATISTICS)
ER  -