APA (7th ed.) Citation

O'Sullivan, B. (2009). Mercurial: The Definitive Guide (1st edition.). O'Reilly Media, Inc..

Chicago Style (17th ed.) Citation

O'Sullivan, Bryan. Mercurial: The Definitive Guide. 1st edition. O'Reilly Media, Inc., 2009.

MLA (9th ed.) Citation

O'Sullivan, Bryan. Mercurial: The Definitive Guide. 1st edition. O'Reilly Media, Inc., 2009.

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