APA (7 वां संस्करण) प्रशस्ति पत्र

ROBERTS HARRY V. (1993). QUALITY IS PERSONAL: A FOUNDATION FOR TOTAL QUALITY MANAGEMENT. FREE PRESS.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

ROBERTS HARRY V. QUALITY IS PERSONAL: A FOUNDATION FOR TOTAL QUALITY MANAGEMENT. NEW YORK: FREE PRESS, 1993.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

ROBERTS HARRY V. QUALITY IS PERSONAL: A FOUNDATION FOR TOTAL QUALITY MANAGEMENT. FREE PRESS, 1993.