TY - BOOK TI - Longman language activator : The world's first production dictionary SN - 0582040930 U1 - 423 PY - 1998/// CY - Harlow PB - University of Social sciences and Humanities (National University of Ho Chi Minh City) KW - Monolingual dictionary KW - Vocabulary KW - English N1 - 003290; X 084 ER -