Cita APA (7th ed.)

Bales, D. J. (2007). Beginning PL/SQL: From novice to professional. Apress.

Cita Chicago (17th ed.)

Bales, Donald J. Beginning PL/SQL: From Novice to Professional. New Delhi: Apress, 2007.

Cita MLA (9th ed.)

Bales, Donald J. Beginning PL/SQL: From Novice to Professional. Apress, 2007.