Hillfort and hill-top settlement in Somerset in the first to eighth centuries AD :

von Burrow, Ian
BAR British series ; 91
Oxford : British Archaeological Reports, 1981.
Umfang/Format: 328 p. : ill. ; 30 cm.

Cadbury Congresbury 1968-1973 : A late/ post-Roman hilltop settlement in Somerset.

von Rahtz, Philip A. 1921-2011
British Archaeological Reports, British Ser. 223
Oxford : Tempus Reparatum, 1992.
Umfang/Format: XI, 261 S. : Abb. Taf., 2 Microfiches. ; 4°.