Range:
Subjects: Algeria; Statistics; Exports; Natural gas; Petroleum
Subjects: Iraq; Salah al-Din (City); Geology; Petroleum
Subjects: Economic aspects; Natural resources; Petroleum
Subjects: Economic aspects; Petroleum
Subjects: Budgets; Managerial accounting; Sudan; Costs; Petroleum
Subjects: Petroleum
Subjects: Egypt; Statistics; Corporations; Petroleum
Subjects: Commerce; Oman; Petroleum; Statistics
Subjects: Algeria; Petroleum; Pollution; Water
Subjects: Oman; Statistics; Corporations; Petroleum
Subjects: Oman; Statistics; Economic aspects; Petroleum
Subjects: Oman; Statistics; International economic relations; Investments; Petroleum
Subjects: Foreign investments; Oman; Statistics; Corporations; Petroleum
Subjects: Geophysics; Iraq; Geology; Petroleum
Subjects: Oman; Statistics; Economic aspects; Exports; Petroleum
Subjects: Employees; Iraq; Petroleum; Diseases; Petroleum products
Subjects: Shatt al-Arab; Petroleum; Toxicology
Subjects: Oman; Physical properties; Petroleum
Subjects: Iraq; Geology; Measurement; Petroleum
Subjects: Iraq; Petroleum
Subjects: Arab Gulf States; Arabian Gulf; Petroleum; Petroleum products; Prices
Subjects: Corporations; Economic aspects; Petroleum
Subjects: Jordan; Statistics; Fuels; Petroleum
Subjects: Petroleum products; Petroleum
Subjects: Jordan; Statistics; Economic aspects; Petroleum
Subjects: Jordan; Corporations; Petroleum; Petroleum products; Prices
Subjects: Rocks; Yemen; Geology; Petroleum
Subjects: Oman; Statistics; Petroleum
Subjects: Iraq; Geology; Petroleum
Subjects: Mineral oils; Oils; Geographical information systems; Geography; Petroleum
Subjects: Algeria; Statistics; Natural gas; Petroleum
Subjects: Commerce; Oman; Petroleum; Statistics; Petroleum products
Subjects: Commerce; Iran; Economic aspects; Petroleum
Subjects: Petroleum; Petroleum products
Subjects: Commerce; Oman; Statistics; Economic aspects; Petroleum