TY  - BOOK
AU  - Edwards C Henry
AU  - Penny David E
TI  - Elementary differential equations with boundary value problems
SN  - 9780136006138
U1  - 515.35 EDW 
PY  - 2008///
CY  - New Jersey
PB  - Pearson Prentice Hall
KW  - Differential equations Boundary value problems
ER  -