宋旭惟. (2011). 升职无敌英语口语: Spoken English for the workplace. 中国纺织出版社.
Chicago Style (17th ed.) Citation宋旭惟. 升职无敌英语口语: Spoken English for the Workplace. 中国纺织出版社, 2011.
MLA citiranje宋旭惟. 升职无敌英语口语: Spoken English for the Workplace. 中国纺织出版社, 2011.
Opozorilo: Ti citati niso vedno 100% točni.