ORILIA, L. S. (1982). Introduction To Business Data Processing Lawrence S. Orilia. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)ORILIA, Lawrence S. Introduction To Business Data Processing Lawrence S. Orilia. McGraw-Hill, 1982.
Lua MLA (8ú heag.)ORILIA, Lawrence S. Introduction To Business Data Processing Lawrence S. Orilia. McGraw-Hill, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.