APA (7th ed.) Citation

Marakas, G. M. (1999). Decision support systems in the twenty-first century. Prentice Hall International.

Chicago Style (17th ed.) Citation

Marakas, George M. Decision Support Systems in the Twenty-first Century. Upper Saddle River, N.J: Prentice Hall International, 1999.

MLA (9th ed.) Citation

Marakas, George M. Decision Support Systems in the Twenty-first Century. Prentice Hall International, 1999.