Wetherbe, James C. Systems analysis and design : best practices / James C. Wetherbe, Nicholas P. Vitalari. - 4th ed. - St. Paul, Minn. : West Pub., c1994. - xvii, 421 p. : ill. ; 26 cm. Includes index. ISBN: 0314026797 hard bound Subjects--Topical Terms: Management information systems.System analysis.