Laudon, K. C., & Laudon, J. P. (1991). Business information systems: A problem solving approach (2nd ed.). Dryden Press.
Lua i Stíl Chicago (17ú heag.)Laudon, Kenneth C., agus Jane Price Laudon. Business Information Systems: A Problem Solving Approach. 2nd ed. Chicago: Dryden Press, 1991.
Lua MLA (9ú heag.)Laudon, Kenneth C., agus Jane Price Laudon. Business Information Systems: A Problem Solving Approach. 2nd ed. Dryden Press, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.