APA (7th ed.) Citation

Sylla, C., Ângelo, P., Coutinho, C. P., Branco, P., Zagalo, N., & Coquet, E. (2011). Is it a book…is it a game? No, it is TOK.

Chicago Style (17th ed.) Citation

Sylla, Cristina, Pedro Ângelo, Clara Pereira Coutinho, Pedro Branco, Nelson Zagalo, and Eduarda Coquet. Is It a Book…is It a Game? No, It Is TOK. 2011.

MLA (8th ed.) Citation

Sylla, Cristina, et al. Is It a Book…is It a Game? No, It Is TOK. 2011.