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Workshop über Kriterien und Indikatoren für eine nachhaltige Bewirtschaftung des Schweizer Waldes| Workshop about Criteria and Indicators for Sustainable Forest Management in Switzerland
Wspaniay swiat Oceanu Indyjskiego Sulajmana Kupca, Abu Zajda as-Sirafiego i Buzurga Ibn ahrijara. Od literatury faktu do przygody i fantastyky (IX-X w.)(Book Review)