Crowley, W. A. (2012). Defending professionalism: A resource for librarians, information specialists, knowledge managers, and archivists. Libraries Unlimited.
Chicago-Zitierstil (17. Ausg.)Crowley, William A. Defending Professionalism: A Resource for Librarians, Information Specialists, Knowledge Managers, and Archivists. Santa Barbara, Calif: Libraries Unlimited, 2012.
MLA-Zitierstil (9. Ausg.)Crowley, William A. Defending Professionalism: A Resource for Librarians, Information Specialists, Knowledge Managers, and Archivists. Libraries Unlimited, 2012.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.