Ries, S. (2013). OCA Oracle database 11g: Database administration I : a real-world certification guide : learn how to become an oracle-certified database administrator. Packt Pub..
芝加哥风格引文Ries, Steve. OCA Oracle Database 11g: Database Administration I : A Real-world Certification Guide : Learn How to Become an Oracle-certified Database Administrator. Birmingham: Packt Pub., 2013.
MLA引文Ries, Steve. OCA Oracle Database 11g: Database Administration I : A Real-world Certification Guide : Learn How to Become an Oracle-certified Database Administrator. Packt Pub., 2013.
警告：这些引文格式不一定是100％准确.