Dyfyniad APA

Celko, J. (2011). Joe Celko's SQL for Smarties, Fourth Edition: Advanced SQL Programming. Elsevier.

Dyfyniad Arddull Chicago

Celko, Joe. Joe Celko's SQL for Smarties, Fourth Edition: Advanced SQL Programming. Elsevier, 2011.

Dyfyniad MLA

Celko, Joe. Joe Celko's SQL for Smarties, Fourth Edition: Advanced SQL Programming. Elsevier, 2011.

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