Friedensburg, F., & Gray, L. H. (1911). The practical results of workingmen's insurance in Germany. The Workmen's compensation service and information bureau].
Chicago-Zitierstil (17. Ausg.)Friedensburg, F., und Louis H. Gray. The Practical Results of Workingmen's Insurance in Germany. [New York city: The Workmen's compensation service and information bureau], 1911.
MLA-Zitierstil (8. Ausg.)Friedensburg, F., und Louis H. Gray. The Practical Results of Workingmen's Insurance in Germany. The Workmen's compensation service and information bureau], 1911.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.