The working population and its structure
By: by T. Deldycke, H. Gelders, J.M. Limbor.
Contributors: Deldycke, T.; Gelders, H.; Limbor, J. M.; Universite  Libre de Bruxelles. Institut de Sociologie.
Series: International historical statistics -- 11
Publisher: Universite  Libre, Institut de Sociologie
Published: 1968
Place of publication: Bruxelles
Language: eng
Notes: Parallel French and English texts.