CROFT, W. (1996). Typology and universals. Cambridge University Press.
Chicago-čujuhus (17. p.)CROFT, William. Typology and Universals. Cambridge: Cambridge University Press, 1996.
MLA-čujuhus (9. p.)CROFT, William. Typology and Universals. Cambridge University Press, 1996.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.