Finch,Lloyd. (2000). Telephone Courtesy & Customer Service (3rd Edition.). Crisp Publications, Thomson Course Technology.
Citazione stile Chigago Style (17a edizione)Finch,Lloyd. Telephone Courtesy & Customer Service. 3rd Edition. Thomson Place, Boston, Miami: Crisp Publications, Thomson Course Technology, 2000.
Citatione MLA (9a ed.)Finch,Lloyd. Telephone Courtesy & Customer Service. 3rd Edition. Crisp Publications, Thomson Course Technology, 2000.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.