Bibliography of Lengyel, Olga, by subject:

•	World War, 1939-1945 -- Personal narratives, Hungarian (2)
•	World War, 1939-1945 -- Prisoners and prisons, German (2)
•	Lengyel, Olga (2)
•	Prisoners of war -- Hungary -- Biography (2)
•	Auschwitz (Concentration camp) (2)
•	Prisoners of war -- Poland -- Oświęcim -- Biography (2)
•	History -- Europe -- Hungary (1)
•	History -- World -- Jewish -- Holocaust (1)
•	History -- Europe -- Spain (1)
•	History -- Military -- World War II -- Personal Narratives (1)
•	Nonfiction -- Foreign Language Nonfiction -- Spanish (1)
•	Concentration camps -- Poland (1)
•	Concentration camps -- Europe (1)
•	World War, 1939-1945 -- Concentration camps (1)
•	Holocaust, Jewish (1939-1945) -- Personal narratives (1)
•	World War, 1939-1945 -- Atrocities (1)
•	Reference -- Foreign Languages -- Instruction -- Spanish (1)