Londinium, a descriptive map and guide to Roman London.

MLA

Londinium, a Descriptive Map and Guide to Roman London. Southampton: Director General of the Ordnance Survey, 1981.

APA

(1981). Londinium, a descriptive map and guide to Roman London. Southampton: Director General of the Ordnance Survey.

Chicago

Londinium, a Descriptive Map and Guide to Roman London. Southampton: Director General of the Ordnance Survey, 1981.