Couchman, J. J. (1999). Oracle certified professional DBA certification exam guide. Tata McGraw hill.
シカゴスタイル引用形Couchman, Jason J. Oracle Certified Professional DBA Certification Exam Guide. New Delhi: Tata McGraw hill, 1999.
MLA引用形式Couchman, Jason J. Oracle Certified Professional DBA Certification Exam Guide. Tata McGraw hill, 1999.
警告: この引用は必ずしも正確ではありません.