TY  - BOOK
AU  - Boyce, William
AU  - Diprima, Richard
TI  - Elementary Differential Equations and Boundary Value Problems
SN  - 0471831808
PY  - 1977///
CY  - New York
PB  - John Wiley & Sons
KW  - Differential Equations
KW  - Boundary Value Problems
ER  -