Comrie, B. (1987). The World's major languages. Croom and Helm.
Citación estilo ChicagoComrie, Bernard. The World's Major Languages. London: Croom and Helm, 1987.
Cita MLAComrie, Bernard. The World's Major Languages. Croom and Helm, 1987.
Warning: These citations may not always be 100% accurate.