APA (7 वां संस्करण) प्रशस्ति पत्र

Preker, A. S., & Harding, A. (2003). Innovations in health service delivery: The corporatization of public hospitals. World Bank.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Preker, Alexander S., और April Harding. Innovations in Health Service Delivery: The Corporatization of Public Hospitals. Washington, D.C.: World Bank, 2003.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Preker, Alexander S., और April Harding. Innovations in Health Service Delivery: The Corporatization of Public Hospitals. World Bank, 2003.