Gass, Saul I. Linear programming methods and applications Saul I. Gass. - 4th ed. - New York McGraw-Hill [1975] - x, 406 p. 25 cm. Includes index. Bibliography: p. 371-381. ISBN: 0070229686 18.50 LCCN: 75002301 Subjects--Topical Terms: Linear programming. LC Class. No.: T57.74 / .G3 1975 Dewey Class. No.: 519.7/2