Citação norma APA

Unknown creator; St. Louis University; Parks College of Saint Louis University. (1943). Students at Parks College provide line service.

Citação norma Chicago

Unknown creator; St. Louis University; Parks College of Saint Louis University. Students at Parks College Provide Line Service. 1943.

Citação norma MLA

Unknown creator; St. Louis University; Parks College of Saint Louis University. Students at Parks College Provide Line Service. 1943.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.