Hillier, Frederick S Introduction to Operations Research / Frederick S. Hillier, Gerald J. Lieberman. - 11th ed. - New York : McGraw Hill, c2021. - xxvii, 1008 p. : ill. ; 24 cm. ISBN: 9781260575873 Subjects--Topical Terms: Operations research Dewey Class. No.: 658.4032 / HII 2021