Whitehall, T. (1986). Practical current awareness services from libraries. Gower.
Chicago-referens (17:e uppl.)Whitehall, T. Practical Current Awareness Services from Libraries. Aldershot, Hants: Gower, 1986.
MLA-referens (9:e uppl.)Whitehall, T. Practical Current Awareness Services from Libraries. Gower, 1986.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.