Gaya APA
Heizer, J., Render, B.
(2011).
Operatins management 10th Edition
(
10)
.
England:
Pearson Educaton Limied.
Gaya MLA
Heizer, Jay., Render, Barry.
"Operatins management 10th Edition".
10
England:
Pearson Educaton Limied,
2011.
Textbook.