Cita APA (7th ed.)
Celko, J. (2010). Joe Celko's SQL for smarties: Advanced SQL programming (4th ed.). Elsevier.
Cita Chicago (17th ed.)
Celko, Joe. Joe Celko's SQL for Smarties: Advanced SQL Programming. 4th ed. Amsterdam ; Boston: Elsevier, 2010.
Cita MLA (9th ed.)
Celko, Joe. Joe Celko's SQL for Smarties: Advanced SQL Programming. 4th ed. Elsevier, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.