大众创新: 免费创新如何推动商业未来
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- Author: Eric von Hippel
- Language: Chinese
- Year: 2017
- Author: Günter Warda (editor), Heribert Waider (editor), Reinhard von Hippel (editor), Dieter Meurer (editor)
- Language: German
- Year: 1976
- Author: Reinhard von Hippel
- Language: German
- Year: 1976
- Author: Reinhard von Hippel
- Language: German
- Year: 1972
- Author: Heinrich Triepel, Hans Kelsen, Max Layer, Ernst von Hippel
- Language: German
- Year: 1975
- Author: Heinrich Triepel, Hans Kelsen, Max Layer, Ernst von Hippel
- Language: German
- Year: 1929
- Author: Ernst von Hippel, Alfred Voigt, Hans P. Ipsen, Helmut K. Ridder
- Language: German
- Year: 1966
- Author: Wolfgang von Hippel
- Language: German
- Year: 2013