APA (7th ed.) Citation

Luton, W. (2013). Free2play: Making money from games you give away. New Riders.

Chicago Style (17th ed.) Citation

Luton, Will. Free2play: Making Money from Games You Give Away. [San Francisco, CA]: New Riders, 2013.

MLA (9th ed.) Citation

Luton, Will. Free2play: Making Money from Games You Give Away. New Riders, 2013.

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