TY  - BOOK
AU  - Ballabh, Ram and Saran, Raghunath
TI  - A Text-Book of Differential Calculus
SN  - 9789381054987
PY  - 1967///
CY  - Lucknow
PB  - Prakashan Kendra
KW  -  
KW  - Mathematics
ER  -