Katzner, K. (2002). The languages of the world (3rd ed.). Routledge.
Citación estilo ChicagoKatzner, Kenneth. The Languages of the World. 3rd ed. London: Routledge, 2002.
Cita MLAKatzner, Kenneth. The Languages of the World. 3rd ed. Routledge, 2002.
Warning: These citations may not always be 100% accurate.