TY  - BOOK
AU  - Matthai A
AU  - Mitra S K
AU  - Rao C R
TI  - Formula and tables for statistical work
U1  - 000SA.08 
PY  - 1966///
CY  - Calcutta
PB  - Statistical Pub Society
KW  - Formula and tables
KW  - Sampling
ER  -