APA-čujuhus (7. p.)
Labov, W. (1994). Principles of linguistic change: Volume 1, Internal factors. Cambridge, MA : Blackwell.
Chicago-čujuhus (17. p.)
Labov, William. Principles of Linguistic Change: Volume 1, Internal Factors. Oxford, Reino Unido: Cambridge, MA : Blackwell, 1994.
MLA-čujuhus (9. p.)
Labov, William. Principles of Linguistic Change: Volume 1, Internal Factors. Cambridge, MA : Blackwell, 1994.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.