APA-viite

Couchman, J. J. (1999). Oracle certified professional DBA certification exam guide. Tata McGraw hill.

Chicago-tyylinen lähdeviittaus

Couchman, Jason J. Oracle Certified Professional DBA Certification Exam Guide. New Delhi: Tata McGraw hill, 1999.

MLA-viite

Couchman, Jason J. Oracle Certified Professional DBA Certification Exam Guide. Tata McGraw hill, 1999.