APA

Martínez A., Ion D., DeSorcy G., Phillips Petroleum Company, World Petroleum Congress (11th. : 1983 : London), Ion D., DeSorcy G. & Phillips Petroleum Company.Classification and nomenclature systems for petroleum and petroleum reserves. : .

Chicago

Martínez A.R, Ion D.C, DeSorcy G.J, Phillips Petroleum Company, World Petroleum Congress (11th. : 1983 : London), Ion D.C, DeSorcy G.J and Phillips Petroleum Company.Classification and nomenclature systems for petroleum and petroleum reserves. : .

Harvard

Martínez A., Ion D., DeSorcy G., Phillips Petroleum Company, World Petroleum Congress (11th. : 1983 : London), Ion D., DeSorcy G. and Phillips Petroleum Company.Classification and nomenclature systems for petroleum and petroleum reserves. : .

MLA

Martínez A.R, Ion D.C, DeSorcy G.J, Phillips Petroleum Company, World Petroleum Congress (11th. : 1983 : London), Ion D.C, DeSorcy G.J and Phillips Petroleum Company.: . .