汪中求. (2009). 契约精神: Spirit of contract. 新世界出版社.
Chicago Style (17th ed.) Citation汪中求. 契约精神: Spirit of Contract. 新世界出版社, 2009.
Cita MLA汪中求. 契约精神: Spirit of Contract. 新世界出版社, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA