Couchman, J. S., & Marisetti, S. N. (2002). Oracle OCP Oracle9i database: Fundamentals l exam guide (exam 1Z0-031). New York: Osborne/McGraw-Hill.
Chicago Style aipamenaCouchman, Jason S., và Sudheer N. Marisetti. Oracle OCP Oracle9i Database: Fundamentals L Exam Guide (exam 1Z0-031). New York: Osborne/McGraw-Hill, 2002.
MLA aipamenaCouchman, Jason S., và Sudheer N. Marisetti. Oracle OCP Oracle9i Database: Fundamentals L Exam Guide (exam 1Z0-031). New York: Osborne/McGraw-Hill, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.