TY  - BOOK
AU  - William G Cochran.
AU  - George W Snedecor,
TI  - Statistical Methods
SN  - 9788185938189
U1  - 519.5 
PY  - 1989///
CY  - New Delhi
PB  - Affiliated East-West Press, 1989
KW  - STATISTICS
UR  - http://www.worldcat.org/oclc/708738388
ER  -