by Herbert R. Northrup and Amie D. Thornton

Industrial Research Unit, Wharton School, University of Pennsylvania c1988 Labor relations and public policy series no. 32

: pbk.

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by Herbert R. Northrup ; with the assistance of David O. Northrup

Industrial Research Unit, Wharton School, University of Pennsylvania c1984 Major Industrial Research Unit studies no. 62

: pbk

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sponsored by the Industrial Research Unit and the Labor Relations Council, the Wharton School, University of Pennsylvania ; edited by Herbert R. Northrup and Richard L. Rowan

The Unit c1982 Labor relations and public policy series no. 22

pbk.

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by Richard L. Rowan, Herbert R. Northrup, Rae Ann O'Brien

Industrial Research Unit, Wharton School, University of Pennsylvania c1980 Multinational industrial relations series no. 7 . Multinational union studies ; 7a . Manufacturing

pbk.

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by Herbert R. Northrup, Douglas F. Garrison, and Karen M. Rose

Industrial Research Unit, Wharton School, University of Pennsylvania c1979 Manpower and human resources studies no. 9

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by Herbert R. Northrup and Richard L. Rowan

Industrial Research Unit, Wharton School, University of Pennsylvania c1979 Multinational industrial relations series no. 6 , Major Industrial Research Unit studies no. 58

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Gordon F. Bloom, Herbert R. Northrup

R.D. Irwin 1977 8th ed

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[by] Gordon F. Bloom [and] Herbert R. Northrup

R.D. Irwin 1973 7th ed

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by Herbert R. Northrup ...[et al.]

Industrial Research Unit, Wharton School of Finance and Commerce, University of Pennsylvania c1971 Studies of Negro employment v. 5 , Major Industrial Research Unit studies no. 50

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by Herbert R. Northrup, with the assistance of Robert I. Ash

Industrial Research Unit, Wharton School of Finance and Commerce, University of Pennsylvania , Distributed by University of Pennsylvania Press [1970] Racial policies of American industry, report no. 13

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