Lockman, D. (1997). Teach yourself: oracle 8TM: database development in: 21 days. Techmedia.
Chicago Style (17th ed.) ZitazioaLockman, David. Teach Yourself: Oracle 8TM: Database Development in: 21 Days. New Delhi: Techmedia, 1997.
MLA (9th ed.) ZitazioaLockman, David. Teach Yourself: Oracle 8TM: Database Development in: 21 Days. Techmedia, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.