Elmasri, R. (2004). Fundamentals of database systems (4th ed.). Pearson/Addison Wesley.
Dyfyniad Arddull ChicagoElmasri, Ramez. Fundamentals of Database Systems. 4th ed. Boston ; New Delhi: Pearson/Addison Wesley, 2004.
Dyfyniad MLAElmasri, Ramez. Fundamentals of Database Systems. 4th ed. Pearson/Addison Wesley, 2004.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.