Durrance, J. C., Fisher, K. E., & Hinton, M. B. (2005). How libraries and librarians help: A guide to identifying user-centered outcomes. American Library Association.
Chicago-referens (17:e uppl.)Durrance, Joan C., Karen E. Fisher, och Marian Bouch Hinton. How Libraries and Librarians Help: A Guide to Identifying User-centered Outcomes. Chicago: American Library Association, 2005.
MLA-referens (9:e uppl.)Durrance, Joan C., et al. How Libraries and Librarians Help: A Guide to Identifying User-centered Outcomes. American Library Association, 2005.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.