Cita APA (7a ed.)

Watson, J., & Ramklass, R. (2008). OCA Oracle database 11g: SQL fundamentals I exam guide (exam 1Z0-051) (1st edition.). McGraw-Hill.

Cita Chicago Style (17a ed.)

Watson, John, y Roopesh Ramklass. OCA Oracle Database 11g: SQL Fundamentals I Exam Guide (exam 1Z0-051). 1st edition. New York: McGraw-Hill, 2008.

Cita MLA (9a ed.)

Watson, John, y Roopesh Ramklass. OCA Oracle Database 11g: SQL Fundamentals I Exam Guide (exam 1Z0-051). 1st edition. McGraw-Hill, 2008.