Breuning, W. Archivmaterialien zu Wilhelm Breuning, 1920-2016.
Tohutoru Kātū Chicago (17th ed.)Breuning, Wilhelm. Archivmaterialien Zu Wilhelm Breuning, 1920-2016.
Tohutoro MLA (9th ed.)Breuning, Wilhelm. Archivmaterialien Zu Wilhelm Breuning, 1920-2016.
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