甘姝姝，段玲琍主编. (2018). 商务英语口语. 对外经济贸易大学出版社.
Chicago Style (17th ed.) Citation甘姝姝，段玲琍主编. 商务英语口语. 对外经济贸易大学出版社, 2018.
MLA (8th ed.) Citation甘姝姝，段玲琍主编. 商务英语口语. 对外经济贸易大学出版社, 2018.
Warning: These citations may not always be 100% accurate.
APA (7th ed.) Citation