University, S. L. (1980). Universitas - Issue 06.1 (Summer 1980). Saint Louis University Libraries Digitization Center.
Dyfyniad Arddull ChicagoUniversity, St. Louis. Universitas - Issue 06.1 (Summer 1980). Saint Louis University Libraries Digitization Center, 1980.
Dyfyniad MLAUniversity, St. Louis. Universitas - Issue 06.1 (Summer 1980). Saint Louis University Libraries Digitization Center, 1980.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.