TY  - BOOK
AU  - Zill, Dennis G. 
TI  - A First Course in Differential Equations with Modelling Applications : Dennis G. Zill  
SN  - 9781133492450
AV  - QA371 Z555 2013 QA371 Z555 2013
CY  - USA
PB  - Cengage; c
KW  - Differential equations
ER  -