TY  - BOOK
AU  - Birkhoff, Garrett
AU  - Rota, Gian-Carlo.
TI  - Ordinary differential equations
SN  - 9789812530028
U1  - 515.352 BIR-G 
PY  - 2004///
CY  - India
PB  - John Wiley
KW  - Differential equations
ER  -