Burian, B. J., & Fink, S. S. (1982). Business data processing (2nd ed.).
Lua i Stíl Chicago (17ú heag.)Burian, Barbara J., agus Stuart S. Fink. Business Data Processing. 2nd ed. 1982.
Lua MLA (9ú heag.)Burian, Barbara J., agus Stuart S. Fink. Business Data Processing. 2nd ed. 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.