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The accessible city
Owen, Wilfred, (1972)
A survey of clean air policy in Europe : this report is an enlarged and revised version of a paper presented at a seminar organized by friends of the Earth and Goethe Institute London on 8/9 December 1987, on "The Future for Forests - Science and Policy Issues Surrounding Forest Decline in Europe"
Weidner, Helmut, (1989)
The history of Europe from 1862 to 1914 from the accession of Bismarck to the outbreak of the great war
Holt, Lucius Hudson, (1918)
Mit der LEADER-Methode zur nachhaltigen Regionalentwicklung
Schroedter, Elisabeth, (2009)