TY  - BOOK
AU  - Narayan, S.
ED  - Mittal, P. K. 
TI  - Differential Calculus: For B. A. & B. Sc. calsses as per UGC Model Syllabus 
SN  - 9788121904711
U1  - 515.33 NAR 
PY  - 1942///
CY  - New Delhi
PB  - S. Chand Publishing 
ER  -