Harrison, L., & Hutchison, S. (2018). Bridge to IELTS: Pre-intermediate-Intermediate Band 3.5 to 4.5 (Student's Book). United Kingdom: National Geographic Learning.
Trích dẫn kiểu ChicagoHarrison, Louis, và Susan Hutchison. Bridge to IELTS: Pre-intermediate-Intermediate Band 3.5 to 4.5 (Student's Book). United Kingdom: National Geographic Learning, 2018.
Trích dẫn MLAHarrison, Louis, và Susan Hutchison. Bridge to IELTS: Pre-intermediate-Intermediate Band 3.5 to 4.5 (Student's Book). United Kingdom: National Geographic Learning, 2018.
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