Date, C. J. (2000). An introduction to database systems (7th ed.). Reading, Mass: Addison-Wesley.
Παραπομπή Chicago StyleDate, C. J. An Introduction to Database Systems. 7th ed. Reading, Mass: Addison-Wesley, 2000.
Παραπομπή MLADate, C. J. An Introduction to Database Systems. 7th ed. Reading, Mass: Addison-Wesley, 2000.
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