(1957). Köpfe des XX. Jahrhunderts. Colloquium-Verlag.
Chicago Style (17th ed.) CitationKöpfe Des XX. Jahrhunderts. Berlin: Colloquium-Verlag, 1957.
MLA (8th ed.) CitationKöpfe Des XX. Jahrhunderts. Colloquium-Verlag, 1957.
Warning: These citations may not always be 100% accurate.