Klir, George J. An approach to general systems theory [by] George J. Klir. - New York Van Nostrand Reinhold Co. [1969] - xii, 323 p. illus. 24 cm. Bibliography: p. 311-318. LCCN: 72092563 Subjects--Topical Terms: System theory. LC Class. No.: Q295 / .K55 Dewey Class. No.: 001.5/3