Willsmore, A. (1965). Modern production control (3rd.). Issac pitman & sons Ltd.
Cita Chicago (17th ed.)Willsmore, A. Modern Production Control. 3rd. London: Issac pitman & sons Ltd, 1965.
Cita MLA (9th ed.)Willsmore, A. Modern Production Control. 3rd. Issac pitman & sons Ltd, 1965.
Atenció: Aquestes cites poden no estar 100% correctes.