LYLE F BACHMAN. (1998). Interfaces between second language acquisition and language testing research (0 521 64963 3). Cambridge.
Chicago-tyylinen lähdeviittausLYLE F BACHMAN. Interfaces between Second Language Acquisition and Language Testing Research (0 521 64963 3). Cambridge, 1998.
MLA-viiteLYLE F BACHMAN. Interfaces between Second Language Acquisition and Language Testing Research (0 521 64963 3). Cambridge, 1998.
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