Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/4426003
Is Reference of Schweizerischer Gewerkschaftsbund-de#Sense
USS-fr#Sense
Swiss Federation of Trade Unions-en#Sense
Union syndicale suisse-fr#Sense
Unione sindacale svizzera-it#Sense
SGB-de#Sense