Gaya APA

Subagyo, P. (1986). Dasar-dasar operations research (Weeding) (Ed. ke-2.). Yogyakarta: BPFE.

Gaya MLA

Subagyo, Pangestu. "Dasar-dasar operations research (Weeding)". Ed. ke-2. Yogyakarta: BPFE, 1986. Text.