ๆ18๑[NVbvc^
ๆ18๑@ึผXyC๊ณ๖@[NVbv ๚F121๚iyj@฿ใRSOช`U@ ๊F๏ุsงjคถZ^[@ [YWAM@Z~i[บ402 |
uว๏ |
Ellis, Rod (1999). Second Language Acquisition: Oxford. Oxford University Press |
ๆ2อ(p.21-) The nature of learner language@(SFyฎบ,
`ดjj |