APA (7 वां संस्करण) प्रशस्ति पत्र

Llyod, J. &. o. (2012). 1227, QI Facts - To below your Socks off. Faber and faber.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Llyod, John & others. 1227, QI Facts - To Below Your Socks off. London: Faber and faber, 2012.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Llyod, John & others. 1227, QI Facts - To Below Your Socks off. Faber and faber, 2012.