TY  - BOOK
AU  - Zill,Dennis G.
TI  - Differential equations with boundary-value problems
SN  - 9781305965799 (hardback : student edition)
U1  - 515.35 
PY  - 2018///]
CY  - Boston, MA
PB  - Cengage Learning
KW  - Differential equations
N1  - Includes index
ER  -