Trích dẫn APA

Scott Lyn. (2003). Natural English: Upper - intermediate workbook with key. Anh: Oxford University.

Trích dẫn kiểu Chicago

Scott Lyn. Natural English: Upper - Intermediate Workbook With Key. Anh: Oxford University, 2003.

MLA Trích dẫn

Scott Lyn. Natural English: Upper - Intermediate Workbook With Key. Anh: Oxford University, 2003.

Warning: These citations may not always be 100% accurate.