许文峰. (2011). 职场无敌英语文书即学即用: Handy writing for workplace. 中国纺织出版社.
Chicago Style aipamena许文峰. 职场无敌英语文书即学即用: Handy Writing for Workplace. 中国纺织出版社, 2011.
MLA aipamena许文峰. 职场无敌英语文书即学即用: Handy Writing for Workplace. 中国纺织出版社, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.