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by Opitz, Herwart, Timmers, Josef, Bosch, Manfred, Rademacher, Johannes
Published 1967
Subjects:
“...Engineering...”Published 1967
VS Verlag für Sozialwissenschaften
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by Opitz, Herwart, Junghanns, Wolfgang, Hormann, Dirk
Published 1973
Subjects:
“...Engineering...”Published 1973
VS Verlag für Sozialwissenschaften
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by Opitz, Herwart, Töllner, Klaus, Beckhaus, Horst
Published 1969
Subjects:
“...Engineering...”Published 1969
VS Verlag für Sozialwissenschaften