Gaya APA

Campbell, I., Gaither, N. (1990). Production And Operations Management: A Problem-solving And Decision-making Approach (4th Ed.). USA : The Dryden Press.

Gaya MLA

Campbell, Ian., Gaither, Norman. "Production And Operations Management: A Problem-solving And Decision-making Approach". 4th Ed. USA : The Dryden Press, 1990. Text.