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China; Official Standard Names Approved by the United States Board on Geographic Names
United States. Office of Geography
United States. Congress. House. Committee on Energy and Commerce. Subcommittee on Health and the Environment
United States. Congress. Senate. Committee on Public Works. Panel on Environmental Science and Technology
Choosing Our Environment, Can We Anticipate the Future?
United States. Congress. Senate. Committee on Public Works. Subcommittee on Environmental Pollution
Choosing Our Environment, Can We Anticipate the Future?: Future analysis and the environment
United States. Congress. Senate. Committee on Public Works. Subcommittee on Environmental Pollution
Choosing Our Environment: Futures analysis and the environment
United States. Congress. Senate. Committee on Public Works. Panel on Environmental Science and Technology
United States. Congress. House. Committee on Energy and Commerce. Subcommittee on Health and the Environment
United States. Congress. House. Committee on the Judiciary. Subcommittee on Commercial and Administrative Law
Circular - National Bureau of Standards
United States. National Bureau of Standards