(1987). Business Computer System And Introduction / David M. Kroenke, Kathleen A. Dolan. Mitchell Publishing, Inc.
Lua i Stíl Chicago (17ú heag.)Business Computer System And Introduction / David M. Kroenke, Kathleen A. Dolan. Mitchell Publishing, Inc, 1987.
Lua MLA (8ú heag.)Business Computer System And Introduction / David M. Kroenke, Kathleen A. Dolan. Mitchell Publishing, Inc, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.