TY  - BOOK
AU  - Tucker, Howard G.  .
TI  - Mathematical methods in sample surveys / 
SN  - 981-02-2617-9
U1  - B28 
PY  - 1998///
CY  - Singapore : 
PB  - World Scientific Publishing Co. Pte. Ltd. , 
KW  - Sampling (Statistics)
ER  -