TY  - BOOK
AU  - Krishnaiah, P. R. 
AU  - Rao, C. R.
TI  - Handbook of statistics : : sampling
U1  - R|H 519.52 
PY  - 1988///
CY  - North-Holand : 
PB  - Elsevier Science Publishers B. V., 
KW  - Sampling
ER  -