na INLIS000000000004145 20130515142458 ind 0010-051300000004145 ind 001.4 001.4 Pangestu, Subagyo Dasar-Dasar Operations Research 2 Edisi : 2; Cetakan : 7 Yogyakarta BPFE 1991 viii, 308 hlm. ;22,5 cm. 305 Penelitian Marwan, Asri Hani, Handoko