American Petroleum Institute.
Manual of Petroleum Measurement Standards Chapter 11.1-Volume Correction Factors, Volume Viii, Tables 53B and 54B
Recommended practice for planning, designing and constructing fixed offshore platforms
Welded Steel Tanks for Oil Storage/ API STANDARD 650
API standard 660
Careers in petroleum
Petroleum facts and figures
Petroleum facts and figures, 1967
Two energy futures
Air pollution
American petroleum industry
American petroleum supply and demand
Anglo-American oil agreement