(1973). The exploration for and exploitation of crude oil and natural gas. Paris: OECD.
Chicago Style aipamenaThe Exploration for and Exploitation of Crude Oil and Natural Gas. Paris: OECD, 1973.
MLA aipamenaThe Exploration for and Exploitation of Crude Oil and Natural Gas. Paris: OECD, 1973.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.