Cita APA (7a ed.)

Lans, R. F. v. d. A., & Cools, D. (2007). Introduction to SQL: Mastering the relational database language (4th ed., 20th anniversary ed.). Addison Wesley.

Cita Chicago Style (17a ed.)

Lans, Rick F. van der Author, y Diane Cools. Introduction to SQL: Mastering the Relational Database Language. 4th ed., 20th anniversary ed. [Place of publication not identified]: Addison Wesley, 2007.

Cita MLA (9a ed.)

Lans, Rick F. van der Author, y Diane Cools. Introduction to SQL: Mastering the Relational Database Language. 4th ed., 20th anniversary ed. Addison Wesley, 2007.