Trích dẫn APA

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 Chicago

Harrison, 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 MLA

Harrison, 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.

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.