TY  - BOOK
AU  - ELHANCE (D N)
TI  - Practical problems in statistics Ed.6
U1  - 311/21 
PY  - 1964///
CY  - Allahabad
PB  - Kitab mahal
KW  - statistics
KW  - problems
KW  - Practical
KW  - in
KW  - Ed.6
ER  -