ROBERTS HARRY V. (1993). QUALITY IS PERSONAL: A FOUNDATION FOR TOTAL QUALITY MANAGEMENT. FREE PRESS.
Cita Chicago (17th ed.)ROBERTS HARRY V. QUALITY IS PERSONAL: A FOUNDATION FOR TOTAL QUALITY MANAGEMENT. NEW YORK: FREE PRESS, 1993.
Cita MLA (9th ed.)ROBERTS HARRY V. QUALITY IS PERSONAL: A FOUNDATION FOR TOTAL QUALITY MANAGEMENT. FREE PRESS, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.