University, S. L. (2012). Catalog - 1920 - Volume 16: 5 (Commerce and Finance). Saint Louis University Libraries Digitization Center.
Chicago Style (17th ed.) CitationUniversity, Saint Louis. Catalog - 1920 - Volume 16: 5 (Commerce and Finance). Saint Louis University Libraries Digitization Center, 2012.
MLA引文University, Saint Louis. Catalog - 1920 - Volume 16: 5 (Commerce and Finance). Saint Louis University Libraries Digitization Center, 2012.
警告:这些引文格式不一定是100%准确.