See biographies by J. T. Appleby (1962), R. W. Barber (1964, repr. 1967), and W. L. Warren (1973); A. L. Poole, From Domesday Book to Magna Carta (2d ed. 1955); F. Barlow, The Feudal Kingdom of England, 1042–1216 (2d rev. ed. 1962); J. E. A. Joliffe, Angevin Kingship (2d ed. 1963); T. K. Keefe, Feudal Assessments and the Political Community under Henry II and His Sons (1982).
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