Gaya APA
Subagyo, P. et al
(1984).
Dasar-dasar Operations Research
.
Yogyakarta:
bpfe-yogyakarta.
Gaya MLA
Subagyo, Pangestu. et al.
"Dasar-dasar Operations Research".
Yogyakarta:
bpfe-yogyakarta,
1984.
Art Original.