Velpuri, R. (2002). OCP oracle9i database: Fundamentals II exam guide. Tata McGraw Hill Education Private Limited.
Chicago Style (17. basım) AtıfVelpuri, Rama. OCP Oracle9i Database: Fundamentals II Exam Guide. Delhi: Tata McGraw Hill Education Private Limited, 2002.
MLA (9th ed.) AtıfVelpuri, Rama. OCP Oracle9i Database: Fundamentals II Exam Guide. Tata McGraw Hill Education Private Limited, 2002.
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