Gaya APA

-, ., Rohman, R, F. (2017). Bilingualism: Language And Cognition Vol. 20/4/2017 (-). London: Cambridge University Press.

Gaya MLA

-, ., Rohman, Riyadi, Fajar. "Bilingualism: Language And Cognition Vol. 20/4/2017". - London: Cambridge University Press, 2017. Text.