APA
Keller J. L., Ecklund E. E., Union Oil Company, World Petroleum Congress (10th : 1979 sept. 9-14 : Bucharest), Ecklund E. E. & Union Oil Company.Improvement of methanol containing automotive fuels. : .
Chicago
Keller James L, Ecklund E Eugene, Union Oil Company, World Petroleum Congress (10th : 1979 sept. 9-14 : Bucharest), Ecklund E Eugene and Union Oil Company.Improvement of methanol containing automotive fuels. : .
Harvard
Keller J. L., Ecklund E. E., Union Oil Company, World Petroleum Congress (10th : 1979 sept. 9-14 : Bucharest), Ecklund E. E. and Union Oil Company.Improvement of methanol containing automotive fuels. : .
MLA
Keller James L, Ecklund E Eugene, Union Oil Company, World Petroleum Congress (10th : 1979 sept. 9-14 : Bucharest), Ecklund E Eugene and Union Oil Company.: . .