See:
- R. W. Feacham, "Unfinished Hillforts", in Jesson, M and Hill, D (eds) The Iron Age and its Hillforts: papers presented to Sir Mortimer Wheeler. Southampton 1971, po. 19–40
- S. Piggott, "Ladle Hill – an unfinished hillfort", Antiquity 5 (1931), pp. 474–85
- B.Cunliffe, Iron Age Communities in Britain: an account of England, Scotland and Wales from the Seventh Century BC until the Roman Conquest, 3rd edition, London 1991