APA (7 वां संस्करण) प्रशस्ति पत्र

Charnley, J., & Verdier, C. (2013). As time goes by: Portraits of age. Cambridge Scholars Publishing.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Charnley, Joy, और Caroline Verdier. As Time Goes by: Portraits of Age. Newcastle upon Tyne. United Kingdom: Cambridge Scholars Publishing, 2013.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Charnley, Joy, और Caroline Verdier. As Time Goes by: Portraits of Age. Cambridge Scholars Publishing, 2013.