Kroenke, D. M. (2002). Database processing. Pearson Education.
Lua i Stíl Chicago (17ú heag.)Kroenke, David M. Database Processing. Pearson Education, 2002.
Lua MLA (8ú heag.)Kroenke, David M. Database Processing. Pearson Education, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.