Ryatt, R. (2002). Check your vocabulary for English for the IELTS examination: A workbook for students. TP Hồ Chí Minh.
استشهاد بنمط شيكاغوRyatt, Rawdon. Check Your Vocabulary for English for the IELTS Examination: A Workbook for Students. TP Hồ Chí Minh, 2002.
MLA استشهادRyatt, Rawdon. Check Your Vocabulary for English for the IELTS Examination: A Workbook for Students. TP Hồ Chí Minh, 2002.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.