Trích dẫn APA

(1999). Learn to speak English: Complete interactive English course for non-native speaker. Fremont, CA.: The Learning Company.

Trích dẫn kiểu Chicago

Learn to Speak English: Complete Interactive English Course for Non-native Speaker. Fremont, CA.: The Learning Company, 1999.

Trích dẫn MLA

Learn to Speak English: Complete Interactive English Course for Non-native Speaker. Fremont, CA.: The Learning Company, 1999.

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