na INLIS000000000002574 20210426113152 210426||||||||| | ||| |||| || Holden-Day, Inc 010-0421002574 0 "," Indonesia" Gerald J.\" Introduction to operations research,Text" 816238561 1.891\" 1974 xii,800p.;24cm.""" " Frederick S. Hillier;" Gerald J. Lieberman""" Metode Penelitian\"