Sawtell, R. (1998). Sam`s teach yourself Microsoft SQL server 6.5 in 21 days. Techmedia.
Lua i Stíl Chicago (17ú heag.)Sawtell, Rick. Sam`s Teach Yourself Microsoft SQL Server 6.5 in 21 Days. New Delhi: Techmedia, 1998.
Lua MLA (9ú heag.)Sawtell, Rick. Sam`s Teach Yourself Microsoft SQL Server 6.5 in 21 Days. Techmedia, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.