Doughty, C. J., & Long, M. H. (2006). The handbook of second language acquisition. Blackwell Publishing.
Chicago-čujuhus (17. p.)Doughty, Catherine J., juo Michael H. Long. The Handbook of Second Language Acquisition. Malden: Blackwell Publishing, 2006.
MLA-čujuhus (9. p.)Doughty, Catherine J., juo Michael H. Long. The Handbook of Second Language Acquisition. Blackwell Publishing, 2006.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.