TY  - BOOK
AU  - Narayan, Shanti
TI  - Differential calculus: For B.A & B.Sc student
SN  -  81-219-0471-4
U1  - 515.33 
PY  - 1998///
CY  - New Delhi
PB  - S.chand
KW  - Differential calculus
ER  -