APA (7 वां संस्करण) प्रशस्ति पत्र

Tweedy, J. T. M. C. C. (1997). Healthcare hazard control and safety management. Health Care safety Management.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Tweedy, James T. M.S. CHCM CHSP. Healthcare Hazard Control and Safety Management. Maryland: Health Care safety Management, 1997.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Tweedy, James T. M.S. CHCM CHSP. Healthcare Hazard Control and Safety Management. Health Care safety Management, 1997.