United States. Subcommittee on Departments of Labor, Health and Human Services, Education, and Related Agencies. Senate. Committee on Appropriations. Subcommittee on Departments of Labor, Health and Human Services, Education, and Related Agencies.
Title:
Improving mine safety [electronic resource] : one year after Sago and Alma : hearing before a subcommittee of the Committee on Appropriations, United States Senate, One Hundred Tenth Congress, first session, special hearing, February 28, 2007, Washington, DC.
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