APA (7th ed.) Citation

Griffiths, M., & Davies, M. N. O. (2011). Does video game addiction exist ?

Chicago Style (17th ed.) Citation

Griffiths, Mark, and Mark N. O. Davies. Does Video Game Addiction Exist ? 2011.

MLA (9th ed.) Citation

Griffiths, Mark, and Mark N. O. Davies. Does Video Game Addiction Exist ? 2011.

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