APA Style
Williams, Bob. (1991).
U.S. PETROLEUM STRATEGIES IN THE DECADE OF THE ENVIRONMENT .
Oklahoma:
The PennWell Publishing Company.
Chicago Style
Williams, Bob.
U.S. PETROLEUM STRATEGIES IN THE DECADE OF THE ENVIRONMENT.
Oklahoma:
The PennWell Publishing Company,
1991.
Text.
MLA Style
Williams, Bob.
U.S. PETROLEUM STRATEGIES IN THE DECADE OF THE ENVIRONMENT.
Oklahoma:
The PennWell Publishing Company,
1991.
Text.
Turabian Style
Williams, Bob.
U.S. PETROLEUM STRATEGIES IN THE DECADE OF THE ENVIRONMENT.
Oklahoma:
The PennWell Publishing Company,
1991.
Print.