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5
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Environmental controls in the Federal republic of Germany and their implications for the developing countries : study / prep. by Walter Lötz.
- 843.1
- United Nations,
- 1980.
- [New York] :
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Appropriate industrial technology for construction and building materials / [contrib. by J.P.M. Parry...et al.].
- United Nations,
- 1980.
- New York, NY :
-
Appropriate industrial technology for light industries and rural workshops / [contrib. by P.K. Das...et al.].
- United Nations,
- 1980.
- New York, NY :
-
Appropriate industrial technology for drugs and pharmaceuticals / [contrib. by B. Shah...et al.].
- United Nations,
- 1980.
- New York, NY :
-
Appropriate industrial technology for sugar / [contrib. by B.A. Bhat...et al.].
- United Nations,
- 1980.
- New York, NY :