Throsby, C. D. Elementary linear programming [by] C. D. Throsby. - New York Random House [1970] - xiv, 242 p. illus. 25 cm. - Quantitative techniques for economists . LCCN: 79083356 Subjects--Topical Terms: Linear programming. LC Class. No.: T57.74 / .T47 Dewey Class. No.: 519/.92