Crystal, D. (2010). The Cambridge encyclopedia of language (3rd ed.). Cambridge University Press.
Cita Chicago Style (17a ed.)Crystal, David. The Cambridge Encyclopedia of Language. 3rd ed. Cambridge: Cambridge University Press, 2010.
Cita MLA (8a ed.)Crystal, David. The Cambridge Encyclopedia of Language. 3rd ed. Cambridge University Press, 2010.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.