- Author: Professor Dr. Hans W. Gruhle (auth.)
- Language: German
- Year: 1937
- Author: Professor Dr. Hans W. Gruhle (auth.)
- Language: German
- Year: 1947
- Author: Professor Dr. Hans W. Gruhle (auth.)
- Language: German
- Year: 1937
- Author: Professor Dr. Hans W. Gruhle (auth.)
- Language: German
- Year: 1953
- Author: Professor Dr. Hans W. Gruhle (auth.)
- Language: German
- Year: 1948
- Author: Professor Dr. Hans W. Gruhle (auth.)
- Language: German
- Year: 1937
Gutachtentechnik
pdf
- Author: Professor Dr. Hans W. Gruhle (auth.)
- Language: German
- Year: 1955