Directory of National and International Labor Unions in the United States

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Directory of National and International Labor Unions in the United States, 1957

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Bulletin of the United States Bureau of Labor Statistics

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International Labor Directory

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International Labor Directory and Handbook

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Directory of Labor Organizations: Western Hemisphere [excluding the United States]

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International Labor

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Directory of International Trade Union Organizations

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Directory of International Trade Union Organizations: International Trade Secretariats (ITS). Rev. ed

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Directory of International Trade Union Organizations

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