杜博. (2010). 你该怎么办: Can I help you. 知识出版社.
Chicago Style (17th ed.) Citation杜博. 你该怎么办: Can I Help You. 知识出版社, 2010.
Cita MLA杜博. 你该怎么办: Can I Help You. 知识出版社, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA