TY  - GEN
AU  - Sharma, A. K.
TI  - Advanced Differential Equations: For M.A, M.Sc., M.Com., I.A.S., P.C.S
SN  - 8171418260
U1  - 515.35 
PY  - 2004///
CY  - New Delhi
PB  - Discovery Publishing
ER  -