Cita APA (7th ed.)

Butcher, T. (2003). Sams Teach Yourself MySQL in 21 days (2nd ed.). Pearson Education.

Cita Chicago (17th ed.)

Butcher, Tony. Sams Teach Yourself MySQL in 21 Days. 2nd ed. New Delhi: Pearson Education, 2003.

Cita MLA (9th ed.)

Butcher, Tony. Sams Teach Yourself MySQL in 21 Days. 2nd ed. Pearson Education, 2003.