Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.
APA ZitierstilCrawford, O. G. S. 1. (1922). Notes on archaeological information incorporated in the Ordnance Survey maps: 1. The long barrows and stone circles in the area covered by sheet 8 of the 1/4 inch map (the Cotswolds and the Welsh marches). Southampton: His Majesty's Stationery Office.
Chicago ZitierstilCrawford, O. G. S. 1886-1957. Notes On Archaeological Information Incorporated in the Ordnance Survey Maps: 1. The Long Barrows and Stone Circles in the Area Covered By Sheet 8 of the 1/4 Inch Map (the Cotswolds and the Welsh Marches). Southampton: His Majesty's Stationery Office, 1922.
MLA ZitierstilCrawford, O. G. S. 1886-1957. Notes On Archaeological Information Incorporated in the Ordnance Survey Maps: 1. The Long Barrows and Stone Circles in the Area Covered By Sheet 8 of the 1/4 Inch Map (the Cotswolds and the Welsh Marches). Southampton: His Majesty's Stationery Office, 1922.