- Author: D. Hilbert W. Ackermann (auth.)
- Language: German
- Year: 1938
- Author: D. Hilbert W. Ackermann (auth.)
- Language: German
- Year: 1972
Die Stoffe
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- Author: F. Knoop (auth.) D. Ackermann G. Blix H. Bredereck P. Brigl A. Butenandt K. Felix B. Flaschenträger F. Flury K. Freudenberg K. Gemeinhardt W. Grassmann Chr. Grundmann F. Holtz E. Klenk F. Knoop H. Kraut W. Kuhn H. Müller Th. Ploetz F. Schneider G. Schramm W. Siedel T. Thunberg J. Trupke R. Weidenhagen Ä. Weischer K. Zeile (eds.)
- Language: German
- Year: 1951
- Author: Prof. Dr. Rudolf Ackermann Dr. Brunhilde Rehse-Küpper (auth.)
- Language: German
- Year: 1979
- Author: Robert A. Ackermann (auth.)
- Language: English
- Year: 1997
- Author: Neale Donald Walsch Susanne Kahn-Ackermann
- Language: German
- Year: 1999