Nelson Associates, inc, & Public Library Association. (1969). Public library systems in the United States: A survey of multijurisdictional systems. American Library Association.
Cytowanie według stylu Chicago (wyd. 17)Nelson Associates, inc, i Public Library Association. Public Library Systems in the United States: A Survey of Multijurisdictional Systems. Chicago: American Library Association, 1969.
Cytowanie według stylu MLA (wyd. 9)Nelson Associates, inc, i Public Library Association. Public Library Systems in the United States: A Survey of Multijurisdictional Systems. American Library Association, 1969.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..