Seventy years of modifications in structures of demography and social economy
Subtitle: a statistical inventory
By: Belgian Information and DocumentationInstitute.
Contributors: Belgium. Ministe  re des Affaires Etrange  res.; Institut Belge d'Information et de Documentation.
Series: Belgian news -- no.2C
Publisher: Ministry of Foreign Affairs and External Trade
Published: 1968
Place of publication: Brussels
Language: eng