Taha, Hamdy A . Operations research : an introduction / Hamdy A. Taha. - 4th ed / . - New York : Macmillan , 1987. - xv, 875p. : figs,tables ; 24cm . Includes Index and Bibliography ISBN: NULL (Paper Back) Subjects--Index Terms: OPERATIONS RESEARCH Dewey Class. No.: 003 / TAH/O