Further reading and references
If you would like to learn more about Magna Carta, the following publications will be useful.
Claire Breay - Magna Carta, manuscripts and myths (British Library, 2002)
Robin Frame - The Political Development of the British Isles (Clarendon Press, 1995)
John Gillingham - The Angevin Empire (Hambledon, 1994)
J.C. Holt - Magna Carta (Cambridge, 1992)
A.E. Dick Howard - Magna Carta, Text and commentary (University Press of Virginia, 1998)
John Hudson - The Formation of the English Common Law (Longman Medieval World, 1996)
John McIlwain - Magna Carta in Salisbury (Pitkin, 1999)
Nicholas Vincent - Magna Carta, a very short introduction (Oxford, 2012)
Ralph V Turner - King John (Longman Medieval World Series, 1994).