Author/Creator
- United States226
- United States. Congress. House189
- United States. Congress. Senate. Committee on Education and Labor153
- Library of Congress. Congressional Research Service140
- United States. Department of Labor. Bureau of Labor Statistics (1913- )115
- ebrary, Inc112
- International Labour Office95
- Project Muse78
- United States. Congress. Senate53
- Blanpain, R. (Roger), 1932-201652
- United States. Congress. House. Committee on Education and Labor. Subcommittee on Labor-Management Relations46
- United States. Department of Labor. Bureau of Labor-Management Relations and Cooperative Programs43
- United States. Congress. Senate. Committee on Labor and Public Welfare. (1947-1977)40
- American Management Association38
- Kochan, Thomas A.35
- New York State School of Industrial and Labor Relations35
- United States. Bureau of International Labor Affairs33
- United States. Congress. House. Committee on Education and Labor32
- Princeton University. Industrial Relations Section31
- ProQuest (Firm)31