APA

Lamb D. W., Unocal Corporation, World Petroleum Congress (15th. : 1997 : Beijing) & Unocal Corporation.Cleaner burning gasoline, performance standards versus specifications. : .

Chicago

Lamb Dennis W, Unocal Corporation, World Petroleum Congress (15th. : 1997 : Beijing) and Unocal Corporation.Cleaner burning gasoline, performance standards versus specifications. : .

Harvard

Lamb D. W., Unocal Corporation, World Petroleum Congress (15th. : 1997 : Beijing) and Unocal Corporation.Cleaner burning gasoline, performance standards versus specifications. : .

MLA

Lamb Dennis W, Unocal Corporation, World Petroleum Congress (15th. : 1997 : Beijing) and Unocal Corporation.: . .