APA-čujuhus (7. p.)

Leon, A. (2009). SQL: A Complete Reference. 2009 ( With Floppy). TMH.

Chicago-čujuhus (17. p.)

Leon, Alexis. SQL: A Complete Reference. 2009 ( With Floppy). New Delhi: TMH, 2009.

MLA-čujuhus (9. p.)

Leon, Alexis. SQL: A Complete Reference. 2009 ( With Floppy). TMH, 2009.

Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.