Walton, G. (1988). Handbook on the hydrogeology and stability of excavated slopes in quarries: For the Department of the Environment (2. impr.). Her Majesty's Stationery Office.
Chicago Style (17th ed.) CitationWalton, Geoffrey. Handbook on the Hydrogeology and Stability of Excavated Slopes in Quarries: For the Department of the Environment. 2. impr. London: Her Majesty's Stationery Office, 1988.
MLA (9th ed.) CitationWalton, Geoffrey. Handbook on the Hydrogeology and Stability of Excavated Slopes in Quarries: For the Department of the Environment. 2. impr. Her Majesty's Stationery Office, 1988.
Warning: These citations may not always be 100% accurate.