Couchman, J. S. (1999). ORACLE certified professional application developer: Exam guide. Berkeley, California: McGraw-Hill.
शिकागो स्टाइल उद्धरणCouchman, Jason S. ORACLE Certified Professional Application Developer: Exam Guide. Berkeley, California: McGraw-Hill, 1999.
एमएलए उद्धरणCouchman, Jason S. ORACLE Certified Professional Application Developer: Exam Guide. Berkeley, California: McGraw-Hill, 1999.
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