एपीए उद्धरण

Johnson, J. C. (2002). OCP: Oracle 9i performance tuning study guide. BPB publications.

शिकागो स्टाइल उद्धरण

Johnson, Joseph C. OCP: Oracle 9i Performance Tuning Study Guide. New Delhi: BPB publications, 2002.

एमएलए उद्धरण

Johnson, Joseph C. OCP: Oracle 9i Performance Tuning Study Guide. BPB publications, 2002.