APA
Van Rooy R., . (2020). Language or dialect?. Oxford, United Kingdom: Oxford University Press.
Chicago
Van Rooy Raf, . 2020. Language or dialect?. Oxford, United Kingdom: Oxford University Press.
Harvard
Van Rooy R., . (2020). Language or dialect?. Oxford, United Kingdom: Oxford University Press.
MLA
Van Rooy Raf, . Language or dialect?. Oxford, United Kingdom: Oxford University Press. 2020.