LARSEN-FREEMAN, D., & LONG, M. H. (1999). An introduction to second language acquisition research. Longman.
Chicago-čujuhus (17. p.)LARSEN-FREEMAN, Diane, juo Michael H. LONG. An Introduction to Second Language Acquisition Research. London: Longman, 1999.
MLA-čujuhus (9. p.)LARSEN-FREEMAN, Diane, juo Michael H. LONG. An Introduction to Second Language Acquisition Research. Longman, 1999.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.