Gaya APA
Subagyo, P.
(1995).
Dasar-Dasar Operations Research
(
2 st, 2 ed)
.
Yogyakarta:
BPFE.
Gaya MLA
Subagyo, Pangestu.
"Dasar-Dasar Operations Research".
2 st, 2 ed
Yogyakarta:
BPFE,
1995.
Text.