Sister Joanna Trapp, OSB papers, OSBCHI-D-TRAPJOAN. Benedictine Sisters of Chicago Archives.
Sister Joanna Trapp, OSB papers, OSBCHI-D-TRAPJOAN. Benedictine Sisters of Chicago Archives. https://osbchicagoarchives.libraryhost.com/repositories/2/resources/127 Accessed October 08, 2025.
