Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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