Catholic Church. Archdiocese of Cologne (Germany). (1934). Studien zum Mythus des XX. Jahrhunderts. Erzbischöfliches Generalvikariat.
Chicago Style (17. basım) AtıfCatholic Church. Archdiocese of Cologne (Germany). Studien Zum Mythus Des XX. Jahrhunderts. Köln: Erzbischöfliches Generalvikariat, 1934.
MLA (8th ed.) AtıfCatholic Church. Archdiocese of Cologne (Germany). Studien Zum Mythus Des XX. Jahrhunderts. Erzbischöfliches Generalvikariat, 1934.
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