APA (7th ed.) Citation

British Geological Survey & Lake, R. D. (1987). Geology of the country around Lewes : memoir for 1:50 000 geological sheet 319 (England and Wales) / R.D. Lake ... (et al.): Memoir for 1:50 000 geological sheet 319 (England and Wales). H.M.S.O..

Chicago Style (17th ed.) Citation

British Geological Survey and R. D. Lake. Geology of the Country Around Lewes : Memoir for 1:50 000 Geological Sheet 319 (England and Wales) / R.D. Lake ... (et Al.): Memoir for 1:50 000 Geological Sheet 319 (England and Wales). H.M.S.O., 1987.

MLA (9th ed.) Citation

British Geological Survey and R. D. Lake. Geology of the Country Around Lewes : Memoir for 1:50 000 Geological Sheet 319 (England and Wales) / R.D. Lake ... (et Al.): Memoir for 1:50 000 Geological Sheet 319 (England and Wales). H.M.S.O., 1987.

Warning: These citations may not always be 100% accurate.