Clwyd and Powys : A guide to ancient and historic Wales.

von Burnham, Helen
London : HMSO, 1995.
Umfang/Format: X, 220 S. : Abb. ; 8°.

Dolaucothi-Pumsaint : Survey and excavation at a Roman gold-mining complex 1987-1999.

von Burnham, Barry C.
Oxford : Oxbow Books, 2004.
Umfang/Format: XI, 339 S. : Abb. ; 31 cm.

Dolaucothi-Pumsaint : survey and excavations at a Roman gold-mining complex 1987-1999

von Burnham, Barry C.
Oxford : Oxbow Books, 2004.
Umfang/Format: xii, 339 p. : ill., maps ; 30 cm.