Van Fleet, C. (1995). A Matter of Focus: Reference Services for Older Adults.
Citazione stile Chigago Style (17a edizione)Van Fleet, Connie. A Matter of Focus: Reference Services for Older Adults. 1995.
Citatione MLA (9a ed.)Van Fleet, Connie. A Matter of Focus: Reference Services for Older Adults. 1995.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.