Παραπομπή APA

Couchman, J. S., & Schwinn, U. (2001). Oracle8i certified professional DBA certification exam guide. Berkeley: Osborne/McGraw-Hill.

Παραπομπή Chicago Style

Couchman, Jason S., and Ulrike Schwinn. Oracle8i Certified Professional DBA Certification Exam Guide. Berkeley: Osborne/McGraw-Hill, 2001.

Παραπομπή MLA

Couchman, Jason S., and Ulrike Schwinn. Oracle8i Certified Professional DBA Certification Exam Guide. Berkeley: Osborne/McGraw-Hill, 2001.

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