Valacich, Joseph S., Essentials of Systems Analysis and Design Joseph S. Valacich, Joey F. George & Jeffrey A. Hoffer. - 2nd ed. - New Delhi : Prentice-Hall of India Private Limited, c2004. - xxvi, 460 p.: [57] This book is having Appendix. ISBN: 8120323122 Dewey Class. No.: 005.12 / VAL/ESS