University, S. L. (1928). Catalog - 1928 - Volume 24: 4 (Commerce and Finance). Saint Louis University Libraries Digitization Center.
Chicago (17e ed.) BronvermeldingUniversity, Saint Louis. Catalog - 1928 - Volume 24: 4 (Commerce and Finance). Saint Louis University Libraries Digitization Center, 1928.
MLA (8e ed.) BronvermeldingUniversity, Saint Louis. Catalog - 1928 - Volume 24: 4 (Commerce and Finance). Saint Louis University Libraries Digitization Center, 1928.
Let op: Deze citaties zijn niet altijd 100% accuraat.