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• Corngold, Stanley; Gross, Ruth V. (2011). Kafka for the Twenty-First Century. New York: Camden House. ISBN 978-1-57113-482-0. 
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Tạp chí

• Danta, Chris (tháng 4 năm 2008). “Sarah's Laughter: Kafka's Abraham”. Modernism/modernity (Baltimore, MD) 15 (2): 343–359. doi:10.1353/mod.2008.0048.  Chú thích sử dụng tham số |month= bị phản đối (trợ giúp)
• Ryan, Michael P. (1999). “Samsa and Samsara: Suffering, Death and Rebirth in The Metamorphosis”. German Quarterly (Durham, NC) 72 (2): 133–152. doi:10.2307/408369.