Gore, Marvin. Elements of systems analysis / Marvin Gore, John W. Stubbe. - 4th ed. - Dubuque, lowa : Wm. C. Brown, 1988. - xxiii, 616 p. ISBN: 0697007383 : KES 2,184 Subjects--Topical Terms: System analysis. LC Class. No.: HF5548.2 / .G598 1988