Association for Library Collections & Technical Services. (1957). Library Resources & Technical Services. American Library Association.
Citação do estilo Chicago (17ª ed.)Association for Library Collections & Technical Services. Library Resources & Technical Services. Chicago, Ill: American Library Association, 1957.
Citação MLA (8ª ed.)Association for Library Collections & Technical Services. Library Resources & Technical Services. American Library Association, 1957.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.