TY - BOOK AU - Bachman,Lyle F. AU - Cohen,Andrew D. TI - Interfaces between second language acquisition and language testing research T2 - The Cambridge applied linguistics series SN - 0521649633 AV - P118.2 .I577 1998 U1 - 401.93 PY - 1998/// CY - Cambridge PB - Cambridge University Press KW - Second language acquisition KW - Research Language and languages KW - Ability testing ER -