Wilson, C. L. (1977). Energy: Global Prospect 1985 - 2000. Mc Graw Hill Book.
Cita Chicago (17th ed.)Wilson, Carroll L. Energy: Global Prospect 1985 - 2000. Mc Graw Hill Book, 1977.
Cita MLA (9th ed.)Wilson, Carroll L. Energy: Global Prospect 1985 - 2000. Mc Graw Hill Book, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.