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by Kempkes, Manfred, Schenck, Hermann, Wenzel, Werner, Block, Franz-Rudolf
Published 1967
Subjects:
“...Engineering...”Published 1967
VS Verlag für Sozialwissenschaften
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by Schenck, Hermann Rudolf, Wenzel, Werner, Seelig, Henri Fernand, Block, Franz-Rudolf
Published 1971
Subjects:
“...Engineering...”Published 1971
VS Verlag für Sozialwissenschaften