TY  - GEN
AU  - Narayan,Shanti
AU  - Mittal,P.K.
TI  - Differential calculus for Competitions
SN  - 8121925134
AV  - QA304 .N3 1962
U1  - 515 
PY  - 2005///
CY  - Delhi
PB  - S. Chand
KW  - Differential calculus
ER  -