Mates, B. T. (2003). 5-star programming and services for your 55+ library customers. American Library Association.
Chicago-referens (17:e uppl.)Mates, Barbara T. 5-star Programming and Services for Your 55+ Library Customers. Chicago: American Library Association, 2003.
MLA-referens (9:e uppl.)Mates, Barbara T. 5-star Programming and Services for Your 55+ Library Customers. American Library Association, 2003.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.