Dyfyniad APA

Allen, C. (2004). Introduction to relational database and SQL programming. Illinois, USA: Mc GrawHill.

Dyfyniad Arddull Chicago

Allen, Christopher. Introduction to Relational Database and SQL Programming. Illinois, USA: Mc GrawHill, 2004.

Dyfyniad MLA

Allen, Christopher. Introduction to Relational Database and SQL Programming. Illinois, USA: Mc GrawHill, 2004.

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