Couchman, J. (2001). OCP introduction to Oracle9i: SQL Exam Guide. New York: Osborne/McGraw - Hill.
Dyfyniad Arddull ChicagoCouchman, Jason. OCP Introduction to Oracle9i: SQL Exam Guide. New York: Osborne/McGraw - Hill, 2001.
Dyfyniad MLACouchman, Jason. OCP Introduction to Oracle9i: SQL Exam Guide. New York: Osborne/McGraw - Hill, 2001.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.