Avison, David E. Information systems development: methodologies, techniques and tools / - 2nd ed. - London: The McGraw-Hill companies, 1995. - xv , 505 pages: Illustrations. - Information systems series, . Includes index. ISBN: 0077092333 9780077092337 Subjects--Topical Terms: System design.System analysis. LC Class. No.: QA 76.9 / AVI