• 4 Maps, Atlases

• 2 Population
• 1 Administrative and political divisions
• 1 Agricultural resources
• 1 Economic conditions
• 1 Gas fields
• 1 Geology
• 1 Industries
• 1 Petroleum
• 1 Tribes

• 2 United States. Central Intelligence Agency
• 1 Canada. Department of Energy, Mines and Resources
• 1 Canada. Mineral Policies Sector
• 1 Geological Survey of Canada
• 1 Kageyama, Kunio
• 1 Natori, Hiroo
• 1 Tsūshō Sangyōshō Kōgyō Gijutsuin Chishitsu Chōsajo

• 4 English
• 1 Japanese

• 1 Canada
• 1 Iran
• 1 Japan
• 1 Okinawa Island
• 1 Persian Gulf Region
• 1 Saudi Arabia

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