TY  - BOOK
AU  - Ellhans, Devki Nandan
AU  - Ellhans, Veena
AU  - Vaishya, M P
TI  - Sankhiyak ke siddhanta
U1  - 311 21st
PY  - 1998///
CY  - Allahabad
PB  - Kitab Mahal
KW  - Statistics; Statistics-Charts, diagrams, etc
ER  -