Cita APA

Mortensen & Sawtell. (1997). Teach Yourself Microsoft SQL Server 6.5 in 21 Days (2nd ed.). Sams Publishing / Techmedia.

Citación estilo Chicago

Mortensen and Sawtell. Teach Yourself Microsoft SQL Server 6.5 in 21 Days. 2nd ed. Indianapolis: Sams Publishing / Techmedia, 1997.

Cita MLA

Mortensen and Sawtell. Teach Yourself Microsoft SQL Server 6.5 in 21 Days. 2nd ed. Sams Publishing / Techmedia, 1997.