University, S. L. (2012). Catalog - 1920 - Volume 16: 5 (Commerce and Finance). Saint Louis University Libraries Digitization Center.
Chicago (17e ed.) BronvermeldingUniversity, Saint Louis. Catalog - 1920 - Volume 16: 5 (Commerce and Finance). Saint Louis University Libraries Digitization Center, 2012.
MLA (8e ed.) BronvermeldingUniversity, Saint Louis. Catalog - 1920 - Volume 16: 5 (Commerce and Finance). Saint Louis University Libraries Digitization Center, 2012.
Let op: Deze citaties zijn niet altijd 100% accuraat.