Differential Equations with Maple is published by John Wiley and Sons, ISBN # 978-0-471-77317-7. The table of contents and the preface are available here.
Here is a sample problem from our book, together with a Postscript image of a Maple solution. You can also download the actual Maple Worksheet.
This book was written as a supplement to Elementary Differential Equations by Boyce & DiPrima (also published by Wiley); it can also be used with most other sophomore level ODE texts. It is available bundled with Boyce & DiPrima's book.