Siebers, G. (1949). Die Krisis des Existentialismus. Stromverl.
Chicago Style (17th ed.) CitationSiebers, Georg. Die Krisis Des Existentialismus. Hamburg-Bergedorf: Stromverl, 1949.
MLA (8th ed.) CitationSiebers, Georg. Die Krisis Des Existentialismus. Stromverl, 1949.
Warning: These citations may not always be 100% accurate.