Bieber, S. (2007). Hanna Nagel: Frühe Werke 1926-1933.
Chicago Style (17th ed.) CitationBieber, Sylvia. Hanna Nagel: Frühe Werke 1926-1933. Karlsruhe, 2007.
MLA (8th ed.) CitationBieber, Sylvia. Hanna Nagel: Frühe Werke 1926-1933. 2007.
Warning: These citations may not always be 100% accurate.