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Books by Herbert Roof Northrup

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2 books found
Open shop construction (Major study - Industrial Research Unit ; no. 54)
Open shop construction (Major study - Industrial Research U…
By: Herbert Roof Northrup, Howard G. Foster
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The impact of OSHA: A study of the effects of the Occupational safety and health act on three key industries, aerospace, chemicals, and textiles (Labor relations and public policy series)
The impact of OSHA: A study of the effects of the Occupatio…
By: Herbert Roof Northrup
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