Jones, L. (1992). Communicative grammar practice: Student's book. Cambridge University Press.
Chicago-čujuhus (17. p.)Jones, Leo. Communicative Grammar Practice: Student's Book. New York: Cambridge University Press, 1992.
MLA-čujuhus (9. p.)Jones, Leo. Communicative Grammar Practice: Student's Book. Cambridge University Press, 1992.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.