TY - BOOK TI - Cambridge IELTS 4 with answers (Examination papers from University of Cambridge ESOL Examinations: English for Speakers of Other Languages) SN - 9780521711791 U1 - 428.0071 PY - 2007/// CY - Việt Nam ; Cambridge PB - Cambridge University Press KW - International English Language Testing System KW - Study guides KW - English language KW - Examinations, questions, etc KW - Textbooks for foreign speakers N1 - 006186; F 859 ER -