APA

Paul D. L., Al-Kaabi A. U., World Petroleum Congress (17th. : 2002 sept. 1-5 : Río de Janeiro B. & Al-Kaabi A. U.Role of R&D as driving force for future E&P. : .

Chicago

Paul Donald L, Al-Kaabi Abdulaziz U, World Petroleum Congress (17th. : 2002 sept. 1-5 : Río de Janeiro Brasil) and Al-Kaabi Abdulaziz U.Role of R&D as driving force for future E&P. : .

Harvard

Paul D. L., Al-Kaabi A. U., World Petroleum Congress (17th. : 2002 sept. 1-5 : Río de Janeiro B. and Al-Kaabi A. U.Role of R&D as driving force for future E&P. : .

MLA

Paul Donald L, Al-Kaabi Abdulaziz U, World Petroleum Congress (17th. : 2002 sept. 1-5 : Río de Janeiro Brasil) and Al-Kaabi Abdulaziz U.: . .