"No restrictions on access"@en . "The Bay Area Holocaust Oral History Project conducted the interview with Sonia Warshawski. The interview was received by the United States Holocaust Memorial Museum Archives Branch in April 2007."@en . . . . . "irn46020" . . . . "Oral history interview with Sonia Warshawski"@en . "6 sound cassettes (90 min.),"@en . .