APA

Masters C. D., Root D. H., Attanasi E. D., Geological Survey, World Petroleum Congress (14th : 1994 : Stavanger), Root D. H., Attanasi E. D. & Geological Survey.World petroleum resource assessment and analysis by bassin. : .

Chicago

Masters Charles D, Root David H, Attanasi Emil D, Geological Survey, World Petroleum Congress (14th : 1994 : Stavanger), Root David H, Attanasi Emil D and Geological Survey.World petroleum resource assessment and analysis by bassin. : .

Harvard

Masters C. D., Root D. H., Attanasi E. D., Geological Survey, World Petroleum Congress (14th : 1994 : Stavanger), Root D. H., Attanasi E. D. and Geological Survey.World petroleum resource assessment and analysis by bassin. : .

MLA

Masters Charles D, Root David H, Attanasi Emil D, Geological Survey, World Petroleum Congress (14th : 1994 : Stavanger), Root David H, Attanasi Emil D and Geological Survey.: . .