刘欣. (2006). 赢·忠诚: Winning loyalty. 海天出版社.
Chicago Style aipamena刘欣. 赢·忠诚: Winning Loyalty. 海天出版社, 2006.
MLA aipamena刘欣. 赢·忠诚: Winning Loyalty. 海天出版社, 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
APA aipamena