TY  - BOOK
AU  - Piaggio, H. T. H.
TI  - An elementary treatise on differential equations and their applications
SN  - 8123909098
U1  - 515.35 PIA 23
PY  - 1985/// [Reprinted 2000, 2003]
CY  - New Delhi
PB  - CBS publishers
KW  - Differential equations
N1  - Includes index
ER  -