Gruber, E. (1995). Die Firmung. Don-Bosco-Verlag.
Chicago Style (17th ed.) CitationGruber, Elmar. Die Firmung. München: Don-Bosco-Verlag, 1995.
MLA (8th ed.) CitationGruber, Elmar. Die Firmung. Don-Bosco-Verlag, 1995.
Warning: These citations may not always be 100% accurate.