University, S. L. (1948). Brother George E. Rueppel, SJ, (2 of 2). Saint Louis University Libraries Digitization Center.
Chicago (17e ed.) BronvermeldingUniversity, Saint Louis. Brother George E. Rueppel, SJ, (2 of 2). Saint Louis University Libraries Digitization Center, 1948.
MLA (8e ed.) BronvermeldingUniversity, Saint Louis. Brother George E. Rueppel, SJ, (2 of 2). Saint Louis University Libraries Digitization Center, 1948.
Let op: Deze citaties zijn niet altijd 100% accuraat.