"Jonas Turkow." U. S. Social Security Death Index, 1935-2014. Social Security Administration, Washington, D.C. Retrieved via Ancestry.com, 7 May 2020. Also searchable via the National Archives, Numerical Identification Files.
archive.org
"Turkov, Yonas" (in Yiddish), in Zylbercweig, Zalmen (ed.), Leksikon fun Yidishn teater. Vol. 2. Warsaw, 1934. Published under the auspices of the Hebrew Actors' Union of America. cols. 871-873.
archives.gov
aad.archives.gov
"Jonas Turkow." U. S. Social Security Death Index, 1935-2014. Social Security Administration, Washington, D.C. Retrieved via Ancestry.com, 7 May 2020. Also searchable via the National Archives, Numerical Identification Files.
Fuks, Khayim Leyb (1961). "Turkov, Yonas." In Samuel Niger and Jacob Shatzky (eds.), Lekiskon fun der nayer yidisher literatur [Biographical Dictionary of Modern Yiddish Literature]. New York: Congress for Jewish Culture. Vol. 4, cols. 58-60. OCLC471025126. Translated by Joshua Fogel, at: "Yonas Turkov (Jonas Turkow)", with supplemental information from: Fuks, Khayim Leyb (1986). "Jonas Turkow". In Berl Kagan (ed.). Leksikon fun yidish-shraybers [Biographical dictionary of Yiddish writers] (in Yiddish). New York: R. Ilman-Kohen. OCLC654533179. Retrieved 2019-03-20.
search.worldcat.org
Fuks, Khayim Leyb (1961). "Turkov, Yonas." In Samuel Niger and Jacob Shatzky (eds.), Lekiskon fun der nayer yidisher literatur [Biographical Dictionary of Modern Yiddish Literature]. New York: Congress for Jewish Culture. Vol. 4, cols. 58-60. OCLC471025126. Translated by Joshua Fogel, at: "Yonas Turkov (Jonas Turkow)", with supplemental information from: Fuks, Khayim Leyb (1986). "Jonas Turkow". In Berl Kagan (ed.). Leksikon fun yidish-shraybers [Biographical dictionary of Yiddish writers] (in Yiddish). New York: R. Ilman-Kohen. OCLC654533179. Retrieved 2019-03-20.
yivoencyclopedia.org
Bułat, Mirosława M. "Turkow Family." YIVO Encyclopedia of Jews in Eastern Europe. 29 October 2010. Retrieved 12 May 2016.
yleksikon.blogspot.com
Fuks, Khayim Leyb (1961). "Turkov, Yonas." In Samuel Niger and Jacob Shatzky (eds.), Lekiskon fun der nayer yidisher literatur [Biographical Dictionary of Modern Yiddish Literature]. New York: Congress for Jewish Culture. Vol. 4, cols. 58-60. OCLC471025126. Translated by Joshua Fogel, at: "Yonas Turkov (Jonas Turkow)", with supplemental information from: Fuks, Khayim Leyb (1986). "Jonas Turkow". In Berl Kagan (ed.). Leksikon fun yidish-shraybers [Biographical dictionary of Yiddish writers] (in Yiddish). New York: R. Ilman-Kohen. OCLC654533179. Retrieved 2019-03-20.