(1985). Yorkshire Dales: northern & central areas: Showing Wensleydale, Swaledale and pt. of the National Park (Reprinted with minor changes.). Ordnance Survey.
Chicago-Zitierstil (17. Ausg.)Yorkshire Dales: Northern & Central Areas: Showing Wensleydale, Swaledale and Pt. of the National Park. Reprinted with minor changes. Southampton: Ordnance Survey, 1985.
MLA-Zitierstil (9. Ausg.)Yorkshire Dales: Northern & Central Areas: Showing Wensleydale, Swaledale and Pt. of the National Park. Reprinted with minor changes. Ordnance Survey, 1985.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.