Ferguson, S. (2011). Libraries in the twenty-first century: Charting new directions in information services. Center for Information Studies.
Lua i Stíl Chicago (17ú heag.)Ferguson, Stuart. Libraries in the Twenty-first Century: Charting New Directions in Information Services. Wagga Wagga, New South Wales: Center for Information Studies, 2011.
Lua MLA (9ú heag.)Ferguson, Stuart. Libraries in the Twenty-first Century: Charting New Directions in Information Services. Center for Information Studies, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.