APA (7 वां संस्करण) प्रशस्ति पत्र

Ellis, E. G. (1999). World history: Connections to today. Prentice Hall.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Ellis, Elisabeth Gaynor. World History: Connections to Today. Upper Saddle River, new Jersey: Prentice Hall, 1999.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Ellis, Elisabeth Gaynor. World History: Connections to Today. Prentice Hall, 1999.