Gompers, S. (1925). The voluntary basis of trade unionism (Memorial ed.). Workers Education Bureau of America.
Chicago-Zitierstil (17. Ausg.)Gompers, Samuel. The Voluntary Basis of Trade Unionism. Memorial ed. New York City: Workers Education Bureau of America, 1925.
MLA-Zitierstil (9. Ausg.)Gompers, Samuel. The Voluntary Basis of Trade Unionism. Memorial ed. Workers Education Bureau of America, 1925.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.