APA (7th ed.) Citation

Greitemeyer, T. (2013). Playing video games cooperatively increases empathic concern. Social psychology, 44(6), 408-413.

Chicago Style (17th ed.) Citation

Greitemeyer, Tobias. "Playing Video Games Cooperatively Increases Empathic Concern." Social Psychology 44, no. 6 (2013): 408-413.

MLA (9th ed.) Citation

Greitemeyer, Tobias. "Playing Video Games Cooperatively Increases Empathic Concern." Social Psychology, vol. 44, no. 6, 2013, pp. 408-413.