Tolong jelaskan mengenai Rujukan dari Pintu Durdle dalam bahasa melayu

Arkell, W.J., 1978. The Geology of the Country around Weymouth, Swanage, Corfe and Lulworth, 4th pr.. London: Geological Survey of Great Britain, HMSO.

Davies, G.M., 1956. A Geological Guide to the Dorset Coast, 2nd ed.. London: Adam & Charles Black.

Perkins, J.W., 1977. Geology Explained in Dorset. London: David & Charles.