Lafley, A. (2013). Playing to Win. HBR Press.
Lua i Stíl Chicago (17ú heag.)Lafley, A.G. Playing to Win. Boston: HBR Press, 2013.
Lua MLA (9ú heag.)Lafley, A.G. Playing to Win. HBR Press, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.