APA (7th ed.) Citation

Voulgari, I., & Sampson, D. (2014). Massive Open Online Courses (Moocs) and Massively Multiplayer Online Games(MMOGS): Synergies and Lessons to be Learned.

Chicago Style (17th ed.) Citation

Voulgari, I., and Demetrios Sampson. Massive Open Online Courses (Moocs) and Massively Multiplayer Online Games(MMOGS): Synergies and Lessons to Be Learned. 2014.

MLA (9th ed.) Citation

Voulgari, I., and Demetrios Sampson. Massive Open Online Courses (Moocs) and Massively Multiplayer Online Games(MMOGS): Synergies and Lessons to Be Learned. 2014.

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