APA (7th ed.) Citation

Petz, W., Kao, R., Calabro, T., & Sarigumba, D. (2010). BlackBerry® All-in-One For Dummies® (1st edition.). For Dummies.

Chicago Style (17th ed.) Citation

Petz, William, Robert Kao, Tim Calabro, and Dante Sarigumba. BlackBerry® All-in-One For Dummies®. 1st edition. For Dummies, 2010.

MLA (9th ed.) Citation

Petz, William, et al. BlackBerry® All-in-One For Dummies®. 1st edition. For Dummies, 2010.