Gaya APA

S.Hillier, F., J.Lieberman, G. (2008). Introduction to operations research. Ed.8 Bag. 1 (8). Yogyakarta: Hipokrates.

Gaya MLA

S.Hillier, Frederick., J.Lieberman, Gerald. "Introduction to operations research. Ed.8 Bag. 1". 8 Yogyakarta: Hipokrates, 2008. Text.