CAMBRIDGE ENGLISH LANGUAGE ASSESSMENT. (2016). IELTS11 ACADEMIC WITH ANSWERS (WITH CD). CAMBRIDGE UNIVERSITY PRESS.
Citazione stile Chigago Style (17a edizione)CAMBRIDGE ENGLISH LANGUAGE ASSESSMENT. IELTS11 ACADEMIC WITH ANSWERS (WITH CD). NOIDA: CAMBRIDGE UNIVERSITY PRESS, 2016.
Citatione MLA (9a ed.)CAMBRIDGE ENGLISH LANGUAGE ASSESSMENT. IELTS11 ACADEMIC WITH ANSWERS (WITH CD). CAMBRIDGE UNIVERSITY PRESS, 2016.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.