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Dyfyniad Arddull ChicagoGuy, P. Lander. What Is Sarbanes-Oxley? New York: McGraw Hill, 2004.
Dyfyniad MLAGuy, P. Lander. What Is Sarbanes-Oxley? New York: McGraw Hill, 2004.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.