TY  - BOOK
AU  - Akhtar, Ahsan
TI  - Textbook of differential calculus
SN  - 8120324420
U1  - 515.3 AKH 
PY  - 2004///
CY  - New Delhi
PB  - Prentice-Hall of India
KW  - Calculus
KW  - ME
ER  -