李伟. (2010). 赢在定位: Win in positioning. 中国商业出版社.
Lua i Stíl Chicago (17ú heag.)李伟. 赢在定位: Win in Positioning. 中国商业出版社, 2010.
Lua MLA (8ú heag.)李伟. 赢在定位: Win in Positioning. 中国商业出版社, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.