A First Course in Differential Equations Zill 2001 Classic Fifth Edition Book
You will find that this textbook has a logical structure that makes studying easier.
First Course In Differential Equations Dennis G Zill Brooks/Cole HC Blue 2001
By Dennis G. Zill and assigns classification QA372.Z54 2000 and subject heading Differential equations. ISBN: 0-534-37388-7 (alk. paper) is printed among the bibliographic details, and the book is noted as including an index.