Bruce, J. C. (1978). Handbook to the Roman Wall: With the Cumbrian coast and outpost forts. Ed. and enl. by Charles Daniels (13. ed., rev. and extended.). Hill.
Chicago-Zitierstil (17. Ausg.)Bruce, John C. Handbook to the Roman Wall: With the Cumbrian Coast and Outpost Forts. Ed. and Enl. by Charles Daniels. 13. ed., rev. and extended. Newcastle upon Tyne: Hill, 1978.
MLA-Zitierstil (9. Ausg.)Bruce, John C. Handbook to the Roman Wall: With the Cumbrian Coast and Outpost Forts. Ed. and Enl. by Charles Daniels. 13. ed., rev. and extended. Hill, 1978.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.