俞敏洪 & 王强. (2011). 摘取梦想的启明星 中级: Catch the star that will take you to your dreams. 浙江教育出版社.
Chicago Style aipamena俞敏洪 and 王强. 摘取梦想的启明星 中级: Catch the Star That Will Take You to Your Dreams. 浙江教育出版社, 2011.
MLA aipamena俞敏洪 and 王强. 摘取梦想的启明星 中级: Catch the Star That Will Take You to Your Dreams. 浙江教育出版社, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.