Lee, R. E. (1957). The library-sponsored discussion group. Library-Community Project, American Library Association.
Citazione stile Chigago Style (17a edizione)Lee, Robert Ellis. The Library-sponsored Discussion Group. [Chicago]: Library-Community Project, American Library Association, 1957.
Citatione MLA (9a ed.)Lee, Robert Ellis. The Library-sponsored Discussion Group. Library-Community Project, American Library Association, 1957.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.