李明航. (2010). 销冠的秘密: Secret sales champion. 天津教育出版社.
Chicago Style (17th ed.) Citation李明航. 销冠的秘密: Secret Sales Champion. 天津教育出版社, 2010.
MLA (8th ed.) Citation李明航. 销冠的秘密: Secret Sales Champion. 天津教育出版社, 2010.
Warning: These citations may not always be 100% accurate.