Churchman, C. West 1913-2004. The systems approach / [electronic resource] / C. West Churchman.. — Rev. and updated.. — New York, N.Y. : : Dell Pub.,, c1979.. — xii, 243 p. ; 18 cm. "A Laurel book." ISBN: 0440384079 9780440384076 Subjects--Topical Terms: System analysis. Dewey Class. No.: 658.4/032