TY - BOOK AU - Purpura,James E. TI - Learner strategy use and performance on language tests: a structural equation modeling approach T2 - Studies in language testing SN - 0521658756 AV - P53.4 P876L PY - 1999/// CY - Cambridge PB - Cambridge Univ. Press KW - LANGUAGE AND LANGUAGES KW - ABILITY TESTING N1 - Includes bibliographical references and indexes ER -