Lucas, Henry C. The analysis, design, and implementation of information systems / Henry C. Lucas - 4th ed. - New York : Mitchell McGraw-Hill, 1992 - 550 p. : ill. ; 25 cm. references p. 527-535 ISBN: 0070389330 RM163.65 LCCN: 91-62256 Subjects--Topical Terms: Management information systemsSystem analysis