Dyfyniad APA

Date, C. (1995). An introduction to database systems (6th ed.). Addison-Wesley.

Dyfyniad Arddull Chicago

Date, C.J. An Introduction to Database Systems. 6th ed. Reading, Mass: Addison-Wesley, 1995.

Dyfyniad MLA

Date, C.J. An Introduction to Database Systems. 6th ed. Addison-Wesley, 1995.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.