Gaya APA
Heizer, J., Render, B.
(2001).
Operation management ed 6
(
6)
.
Yogyakarta:
Prentice Hall International.
Gaya MLA
Heizer, Jay., Render, Barry.
"Operation management ed 6".
6
Yogyakarta:
Prentice Hall International,
2001.
Text.