APA (7th ed.) Citation

Perry, J. S. A. (2009). Log4J (1st edition.). O'Reilly Media.

Chicago Style (17th ed.) Citation

Perry, J. Steven Author. Log4J. 1st edition. [Place of publication not identified]: O'Reilly Media, 2009.

MLA (9th ed.) Citation

Perry, J. Steven Author. Log4J. 1st edition. O'Reilly Media, 2009.

Warning: These citations may not always be 100% accurate.