Gaya APA

Subagyo, P. et al (1995). Dasar - dasar Operations Research Ed. 2 (Ed. 2). Yogyakarta: BPFE- Yogyakarta.

Gaya MLA

Subagyo, Pangestu. et al. "Dasar - dasar Operations Research Ed. 2". Ed. 2 Yogyakarta: BPFE- Yogyakarta, 1995. Text.