APA (7e ed.) Bronvermelding

Sawtell, R. (1998). Sam`s teach yourself Microsoft SQL server 6.5 in 21 days. Techmedia.

Chicago (17e ed.) Bronvermelding

Sawtell, Rick. Sam`s Teach Yourself Microsoft SQL Server 6.5 in 21 Days. New Delhi: Techmedia, 1998.

MLA (9e ed.) Bronvermelding

Sawtell, Rick. Sam`s Teach Yourself Microsoft SQL Server 6.5 in 21 Days. Techmedia, 1998.