- Author: Hammann Peter, Kroeber-Riel Werner, Meyer Carl W.
- Language: German
- Year: 1974
- Author: Meyer Carl
- Language: English
- Year: 2019
- Author: Langville Amy N., Meyer Carl D
- Language: English
- Year: 2012
- Author: Langville Amy N., Meyer Carl Dean
- Language: English
- Year: 2012