Tohutoro APA (7th ed.)
Wille, H. H. (1962). Die Insel Usedom. Hinstorff.
Tohutoru Kātū Chicago (17th ed.)
Wille, Hermann Heinz. Die Insel Usedom. Rostock: Hinstorff, 1962.
Tohutoro MLA (9th ed.)
Wille, Hermann Heinz. Die Insel Usedom. Hinstorff, 1962.
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