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APA ZitierstilRoberts, I. (2005). Ferrybridge Henge: the ritual landscape: Archaeological investigations at the site of the Holmfield interchange of the A1 motorway. Leeds: Archaeology services WYAS.
Chicago ZitierstilRoberts, Ian. Ferrybridge Henge: The Ritual Landscape: Archaeological Investigations At the Site of the Holmfield Interchange of the A1 Motorway. Leeds: Archaeology services WYAS, 2005.
MLA ZitierstilRoberts, Ian. Ferrybridge Henge: The Ritual Landscape: Archaeological Investigations At the Site of the Holmfield Interchange of the A1 Motorway. Leeds: Archaeology services WYAS, 2005.