Au, Tung, Introduction to systems engineering, deterministic models/ Tung Au and Thomas E. Stelson. - Reading, Mass., Addison-Wesley c1969. - ix, 374 p. illus. 24 cm. - Addison-Wesley series in civil engineering . Includes bibliographies. English. LCCN: 69013155 Subjects--Topical Terms: Systems engineering.Operations research. LC Class. No.: TA168 / .A8 Dewey Class. No.: 620.7/AUI