Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.
APA Zitierstil(1971). Map of Britain in the dark ages. Scale sixteen miles to one inch. Ordnance survey. 2nd ed. Southampton.
Chicago ZitierstilMap of Britain in the Dark Ages. Scale Sixteen Miles to One Inch. Ordnance Survey. 2nd Ed. Southampton, 1971.
MLA ZitierstilMap of Britain in the Dark Ages. Scale Sixteen Miles to One Inch. Ordnance Survey. 2nd Ed. Southampton, 1971.