The Yugoslav worker : Who is he? What does he think? What does he aspire to? / [Translated by Olga Popović] Deleon, Ašer. Labor and laboring classes Yugoslavia. HD8633.5 .D4 338.9 DEY "An abridged version of the report submitted by the author to the Seventh Plenary Session of the Central Council of the Confederation of Trade Unions of Yugoslavia." Beograd : Yugoslav Trade Unions, 1962. 1962. 1962 Text 91 p. ; eng engscr Yugoslavia.