WARDHAUGH, R. (2000). An introduction to sociolinguistics (Ed.3.). Blackwell.
Chicago-čujuhus (17. p.)WARDHAUGH, Ronald. An Introduction to Sociolinguistics. Ed.3. Oxford: Blackwell, 2000.
MLA-čujuhus (9. p.)WARDHAUGH, Ronald. An Introduction to Sociolinguistics. Ed.3. Blackwell, 2000.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.