Não informado. (1961). Industrial Relations. University of California, Institute of Industrial Relations.
Chicago-Zitierstil (17. Ausg.)Não informado. Industrial Relations. Berkeley, Calif: University of California, Institute of Industrial Relations, 1961.
MLA-Zitierstil (8. Ausg.)Não informado. Industrial Relations. University of California, Institute of Industrial Relations, 1961.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.