Resources <-- --> The World Factbook: Economy \wld\wld.ec1 The World Factbook: Communications \wld\wld.ec2 World Trade Outlook \wld\wld.ec4 Arctic Ocean, Economy \wld\arcto.ec1 Arctic Ocean, Communications \wld\arcto.ec2 Atlantic Ocean, Economy \wld\atlntic.ec1 Atlantic Ocean, Communications \wld\atlntic.ec2 Indian Ocean, Economy \wld\indio.ec1 Indian Ocean, Communications \wld\indio.ec2 Pacific Ocean, Economy \wld\pacio.ec1 Pacific Ocean, Communications \wld\pacio.ec2 The World Factbook: Geography \wld\wld.re1 Arctic Ocean: Geography \wld\arcto.re1 Atlantic Ocean: Geography \wld\atlntic.re1 Indian Ocean: Geography \wld\indio.re1 Pacific Ocean: Geography \wld\pacio.re1