Sprague, R. H., & Watson, H. J. (1989). Decision support systems: Putting theory into practice (2nd ed.). Englewood Cliffs, N.J.: Prentice Hall.
Dyfyniad Arddull ChicagoSprague, Ralph H., và Hugh J. Watson. Decision Support Systems: Putting Theory Into Practice. 2nd ed. Englewood Cliffs, N.J.: Prentice Hall, 1989.
Dyfyniad MLASprague, Ralph H., và Hugh J. Watson. Decision Support Systems: Putting Theory Into Practice. 2nd ed. Englewood Cliffs, N.J.: Prentice Hall, 1989.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.