Berek Lajcher (English Wikipedia)

Jerzy Śląski (1990). "VII. Pod Gwiazdą Dawida" (PDF). Polska Walcząca (in Polish). PAX Warszawa Wydanie II. pp. 8–9. Archived from the original (PDF) on October 4, 2013. Retrieved August 15, 2013.

archive.org

Donald L. Niewyk & Francis R. Nicosia (2000). The Columbia Guide to the Holocaust. Columbia University Press. p. 210. ISBN 0-231-11200-9.
Yitzhak Arad (1999). Belzec, Sobibor, Treblinka: The Operation Reinhard Death Camps. Indiana University Press. pp. 360–361. ISBN 0253213053. Retrieved September 19, 2013. Chorazycki.

bbc.co.uk

Adam Easton (4 August 2013), Treblinka survivor recalls suffering and resistance. BBC News, Treblinka, Poland.

bho.pl

treblinka.bho.pl

Staff writer (February 4, 2010). "The number of victims". Treblinka Extermination Camp. Muzeum Walki i Meczenstwa w Treblince. Retrieved 27 October 2013.
Staff writer (4 February 2010). "The number of victims". Extermination Camp. Muzeum Treblinka. Retrieved 25 August 2013.
Staff (May 12, 2008). "Defiance and Uprising". Treblinka. Muzeum Walki i Męczenstwa w Treblince. Retrieved 15 August 2013.

diapositive.pl

Diapositive.pl (2013). "Treblinka". Holocaust Museum. Jewish Identity and Culture in Poland. Retrieved September 3, 2013. See also: Yad Vashem Holocaust Museum, Washington.

echomatkibozejniepokalaniepoczetej.com

Edward Kopówka, Paweł Rytel-Andrianik (2011). Treblinka II – Obóz zagłady [Treblinka II – Death camp] (PDF) (in Polish). Drohiczyńskie Towarzystwo Naukowe. pp. 74, 77–82, 97–99. ISBN 978-83-7257-496-1. Archived from the original (PDF file, direct download 15.1 MB) on October 10, 2014. Retrieved August 15, 2013. {{cite book}}: |work= ignored (help)

files.wordpress.com

obozyzaglady.files.wordpress.com

Maranda, Michał (2002). Więźniowie obozu zagłady w Treblince [Prisoners of Treblinka death camp] (PDF) (in Polish). Uniwersytet Warszawski, Instytut Stosowanych Nauk Społecznych (Warsaw University Institute of Social Sciences). pp. 160–161. ISBN 83-915036-6-6. Retrieved 15 December 2013. {{cite book}}: |work= ignored (help)

holocaust-history.org

Samuel Rajzman (1945) [March 10, 2009]. "Uprising in Treblinka". Punishment of war criminals, 120-125. 79th Cong., 1st sess. Washington, D.C.: GPO, 1945. Holocaust History.org [cit.] U.S. Congress. House Committee on Foreign Affairs. Archived from the original on June 3, 2013. Retrieved October 27, 2013. The flames devoured all the storerooms for clothes and shoes. Of the 700 workers on the camp grounds, only 150 to 200 succeeded in escaping.

holocaustresearchproject.net

Treblinka Death Camp Day-by-Day Archived 2013-05-22 at the Wayback Machine Holocaust Education & Archive Research Team, H.E.A.R.T. Retrieved August 11, 2013.

holocaustresearchproject.org

H.E.A.R.T (varied authors) (2010). "Alphabetical Listing of [better known] Treblinka Survivors and Victims". Holocaust Education & Archive Research Team. Retrieved August 30, 2013.
H.E.A.R.T (varied authors) (2010). "Alphabetical Listing of [better known] Treblinka Survivors and Victims". Holocaust Education & Archive Research Team. Retrieved August 30, 2013.

scribd.com

Roman Weinfeld (May–June 2013). "Jedno tylko życie – Berek Lajcher" [One only life – Berek Lajcher] (in Polish). Midrasz (bi-monthly) 173 / 3, Maj – Czerwiec 2013, Warsaw. pp. 36–43. Retrieved October 3, 2013.

sprawiedliwi.org.pl

Natalia Aleksiun, Ph.D. (May 2011). "Polish Righteous Among the Nations: Wąsowscy from Węgrów". Museum of the History of Polish Jews. Archived from the original on October 5, 2013. Retrieved October 4, 2013.

sztetl.org.pl

Tomasz Kawski & K. Bielawski (2010-12-07). "Wyszków history (5)". Archiwum Żydowskiego Instytutu Historycznego im. E. Ringelbluma, relacja numer 301/6100. Virtual Shtetl Museum of the History of Polish Jews. Retrieved October 4, 2013.

ushmm.org

Holocaust Encyclopedia (January 6, 2011). "Treblinka: Chronology". United States Holocaust Memorial Museum. Archived from the original on 5 June 2011. Retrieved October 27, 2013.

web.archive.org

Holocaust Encyclopedia (January 6, 2011). "Treblinka: Chronology". United States Holocaust Memorial Museum. Archived from the original on 5 June 2011. Retrieved October 27, 2013.
Samuel Rajzman (1945) [March 10, 2009]. "Uprising in Treblinka". Punishment of war criminals, 120-125. 79th Cong., 1st sess. Washington, D.C.: GPO, 1945. Holocaust History.org [cit.] U.S. Congress. House Committee on Foreign Affairs. Archived from the original on June 3, 2013. Retrieved October 27, 2013. The flames devoured all the storerooms for clothes and shoes. Of the 700 workers on the camp grounds, only 150 to 200 succeeded in escaping.
Natalia Aleksiun, Ph.D. (May 2011). "Polish Righteous Among the Nations: Wąsowscy from Węgrów". Museum of the History of Polish Jews. Archived from the original on October 5, 2013. Retrieved October 4, 2013.
Treblinka Death Camp Day-by-Day Archived 2013-05-22 at the Wayback Machine Holocaust Education & Archive Research Team, H.E.A.R.T. Retrieved August 11, 2013.
Edward Kopówka, Paweł Rytel-Andrianik (2011). Treblinka II – Obóz zagłady [Treblinka II – Death camp] (PDF) (in Polish). Drohiczyńskie Towarzystwo Naukowe. pp. 74, 77–82, 97–99. ISBN 978-83-7257-496-1. Archived from the original (PDF file, direct download 15.1 MB) on October 10, 2014. Retrieved August 15, 2013. {{cite book}}: |work= ignored (help)
Jerzy Śląski (1990). "VII. Pod Gwiazdą Dawida" (PDF). Polska Walcząca (in Polish). PAX Warszawa Wydanie II. pp. 8–9. Archived from the original (PDF) on October 4, 2013. Retrieved August 15, 2013.