Environment '85: Report on measures in all fields of environmental protection. [s.l.]: Federal Ministry for the Environment, Nature Conservation and Reactor Safety.
Παραπομπή Chicago StyleEnvironment '85: Report On Measures in All Fields of Environmental Protection. [s.l.]: Federal Ministry for the Environment, Nature Conservation and Reactor Safety.
Παραπομπή MLAEnvironment '85: Report On Measures in All Fields of Environmental Protection. [s.l.]: Federal Ministry for the Environment, Nature Conservation and Reactor Safety.
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