Marakas, G. M. (1999). Decision support systems in the twenty-first century. Prentice Hall.
Čikaški stil citiranja (17. izdanje)Marakas, George M. Decision Support Systems in the Twenty-first Century. Upper Saddle River, N.J.: Prentice Hall, 1999.
MLA način citiranja (8. izdanje)Marakas, George M. Decision Support Systems in the Twenty-first Century. Prentice Hall, 1999.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.