周玮 & 刘征宇. (2007). 商贸实用英语: Practical English for trade. 广东旅游出版社.
Chicago Style (17th ed.) Citation周玮 and 刘征宇. 商贸实用英语: Practical English for Trade. 广东旅游出版社, 2007.
MLA (8th ed.) Citation周玮 and 刘征宇. 商贸实用英语: Practical English for Trade. 广东旅游出版社, 2007.
Warning: These citations may not always be 100% accurate.