Bartrop, Paul R.; Dickerman, Michael (2017-09-15). 16 Temmuz 2020 tarihinde Wayback Machine sitesinde [https://web.archive.org/web/20200716003144/https://books.google.ca/books?id=u4I2DwAAQBAJ&pg=PA737&dq=wanda+krahelska-filipowicz&hl=en&sa=X&ved=0ahUKEwj7s979s4vaAhVHyWMKHRulCokQ6AEIRTAF#v=onepage&q=wanda%20krahelska-filipowicz&f=false arşivlendi. The Holocaust: An Encyclopedia and Document Collection [4 volumes]]. ABC-CLIO. ISBN 9781440840845