BiblioVault may have an electronic file which would meet your requirements for this title:
A Promise at Sobibór: A Jewish Boy’s Story of Revolt and Survival in Nazi-Occupied Poland
Philip “Fiszel” Bialowitz, Joseph Bialowitz and Wladyslaw Bartoszewski
Paper: 978-0-299-24804-8
Cloth: 978-0-299-24800-0
Electronic: 978-0-299-24803-1