
References
^ The Warsaw Ghetto Oyneg Shabes-Ringelblum Archive : Catalog and Guide (2009, Hardcover) ISBN 9780253353276 (revised Jan 2016)^ Shapiro, Robert Moses; Epsztein, Tadeusz; Kassow, Samuel D. (2014). The Warsaw Ghetto Oyneg Shabes-ringelblum Archive: Catalog and Guide, Indiana Univ Pr. BiggerBooks. ISBN 9780253353276 (revised Jan 2024)
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