University, S. L. (1949). Catalog - 1949 - Volume 45: 02 (Social Service). Saint Louis University Libraries Digitization Center.
Chicago Style (17. basım) AtıfUniversity, Saint Louis. Catalog - 1949 - Volume 45: 02 (Social Service). Saint Louis University Libraries Digitization Center, 1949.
MLA (8th ed.) AtıfUniversity, Saint Louis. Catalog - 1949 - Volume 45: 02 (Social Service). Saint Louis University Libraries Digitization Center, 1949.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..