TY  - BOOK
AU  - Zill, Dennis G.
TI  - Differntial equations with boundary-value problems
SN  - 0871509334
U1  - Gc 515.35 Z651 1986 
PY  - 1986///
CY  - Boston, MA
PB  - Prindlem Weber & Schmidt
KW  - Differential equations
N1  - Includes index
ER  -