![book Rechnen in der Chemie](/covers/files_170/1138000/44ea474635b54c5d21420b58cd487030-d.jpg)
- Author: Dr. techn. Ing. Walter Wittenberger (auth.)
- Language: German
- Year: 1950
![book Rechnen in der Chemie: Grundoperationen Stöchiometrie](/covers/files_170/1066000/a3895218df0a9b4fa76594aefffd8d14-d.jpg)
- Author: Dr. techn. Ing. Walter Wittenberger (auth.)
- Language: German
- Year: 1988
![book Rechnen in der Chemie: Grundoperationen Stöchiometrie](/covers/files_170/1066000/6dea2a8061fe448bb2da63fdf66dbe6d-d.jpg)
- Author: Dr. techn. Ing. Walter Wittenberger (auth.)
- Language: German
- Year: 1985
![book Rechnen in der Chemie: Grundoperationen Stöchiometrie](/covers/files_170/1066000/1a16eb59347912d0fbb85ead0f3d2704-d.jpg)
- Author: Dr. techn. Ing. Walter Wittenberger (auth.)
- Language: German
- Year: 1983
![book Rechnen in der Chemie: Grundoperationen, Stöchiometrie](/covers/files_170/1066000/84e4b8897471e806d1883a6b79314033-d.jpg)
- Author: Dr. techn. Ing. Walter Wittenberger (auth.)
- Language: German
- Year: 1995
![book Rechnen in der Chemie: Grundoperationen Stöchiometrie](/covers/files_170/973000/437b01fd938afec98ab2788496f17329-d.jpg)
- Author: Dr. techn. Ing. Walter Wittenberger (auth.)
- Language: German
- Year: 1976
![book Rechnen in der Chemie: Erster Teil: Grundoperationen — Stöchiometrie](/covers/files_170/972000/bf5f961b3981e6186567464b14720544-d.jpg)
- Author: Dr. techn. Ing. Walter Wittenberger (auth.)
- Language: German
- Year: 1971
![book Rechnen in der Chemie: Eine Einführung](/covers/files_170/972000/a480c50371042ce0e5d2c7563d5e88b9-d.jpg)
- Author: Dr. techn. Ing. Walter Wittenberger (auth.)
- Language: German
- Year: 1946