J. Pen ; translated from the Dutch by Trevor S. Preston

Penguin 1980 2nd ed Pelican books

所蔵館12館

J. Pen ; translation from the Dutch by Trevor S. Preston

Penguin Books 1974 Rev. ed Pelican books A710 , A Pelican original

所蔵館6館

J. Pen ; translated from the Dutch by Trevor S. Preston

McGraw-Hill c1966

所蔵館20館

by J. Pen ; translated [from the Dutch] by T.S. Preston

Harvard University Press 1959 Wertheim Fellowship publications in industrial relations

所蔵館50館