APA (7th ed.) Citation

Martell, J. (2011). Wolfram|Alpha (1st edition.). O'Reilly Media, Inc..

Chicago Style (17th ed.) Citation

Martell, Joshua. Wolfram|Alpha. 1st edition. O'Reilly Media, Inc., 2011.

MLA (9th ed.) Citation

Martell, Joshua. Wolfram|Alpha. 1st edition. O'Reilly Media, Inc., 2011.

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