Não informado. (1950). Annual Conference Proceedings of the American Library Association. American Library Association.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Annual Conference Proceedings of the American Library Association. Chicago, Ill: American Library Association, 1950.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Annual Conference Proceedings of the American Library Association. American Library Association, 1950.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.