Barth, H. Archivmaterialien zu Heinrich Barth, 1890-1965.
Tohutoru Kātū Chicago (17th ed.)Barth, Heinrich. Archivmaterialien Zu Heinrich Barth, 1890-1965.
Tohutoro MLA (9th ed.)Barth, Heinrich. Archivmaterialien Zu Heinrich Barth, 1890-1965.
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