(1997). New directions in technical services: Trends and sources (1993-1995). American Library Association.
Citazione stile Chigago Style (17a edizione)New Directions in Technical Services: Trends and Sources (1993-1995). Chicago: American Library Association, 1997.
Citatione MLA (9a ed.)New Directions in Technical Services: Trends and Sources (1993-1995). American Library Association, 1997.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.