Attanasi, E. D., & Root, D. H. (1993). Statistics of petroleum exploration in the Caribbean, Latin America, Western Europe, the Middle East, Africa, non-communist Asia, and the southwestern Pacific: A summary of the geographic location, amount, and results of petroleum exploration, including an atlas showing explored and delineated prospective areas through 1990. United States Gov. Print. Off.
Chicago-Zitierstil (17. Ausg.)Attanasi, Emil D., und David H. Root. Statistics of Petroleum Exploration in the Caribbean, Latin America, Western Europe, the Middle East, Africa, Non-communist Asia, and the Southwestern Pacific: A Summary of the Geographic Location, Amount, and Results of Petroleum Exploration, Including an Atlas Showing Explored and Delineated Prospective Areas Through 1990. Washington: United States Gov. Print. Off, 1993.
MLA-Zitierstil (9. Ausg.)Attanasi, Emil D., und David H. Root. Statistics of Petroleum Exploration in the Caribbean, Latin America, Western Europe, the Middle East, Africa, Non-communist Asia, and the Southwestern Pacific: A Summary of the Geographic Location, Amount, and Results of Petroleum Exploration, Including an Atlas Showing Explored and Delineated Prospective Areas Through 1990. United States Gov. Print. Off, 1993.