U.S. imports and exports of natural gas /
prepared in the Office of Oil and Gas Statistics.

APA Citation

United States. Energy Information Administration. Office of Oil and Gas., United States. Energy Information Administration. Office of Oil and Gas Statistics. (19801982). U.S. imports and exports of natural gas. Washington, D.C.: Dept. of Energy, Energy Information Administration.

MLA Citation

United States. Energy Information Administration. Office of Oil and Gas, and United States. Energy Information Administration. Office of Oil and Gas Statistics. U.S. Imports And Exports of Natural Gas. Washington, D.C.: Dept. of Energy, Energy Information Administration, 19801982.