APA (7th ed.) Citation

Erle, S., Gibson, R., & Walsh, J. (2005). Mapping Hacks (1st edition.). O'Reilly Media, Inc..

Chicago Style (17th ed.) Citation

Erle, Schuyler, Rich Gibson, and Jo Walsh. Mapping Hacks. 1st edition. O'Reilly Media, Inc., 2005.

MLA (9th ed.) Citation

Erle, Schuyler, et al. Mapping Hacks. 1st edition. O'Reilly Media, Inc., 2005.