TY  - BOOK
AU  - S.P. Singh; 
TI  - Sankhyiki:Sidhant avam Vyavhar
SN  - 9788121900379
U1  - 560 S61S 
PY  - 2017///
CY  - New Delhi
PB  - S. Chand & Co.
KW  - Statistics
ER  -