Zaffron Steve & Logan Dave. (2009). Three Laws of Performance: Rewriting the Future of your Organization and your life. Jossey- Bass, Wiley , Times Group Books.
Lua i Stíl Chicago (17ú heag.)Zaffron Steve agus Logan Dave. Three Laws of Performance: Rewriting the Future of Your Organization and Your Life. New Dehli, India: Jossey- Bass, Wiley , Times Group Books, 2009.
Lua MLA (9ú heag.)Zaffron Steve agus Logan Dave. Three Laws of Performance: Rewriting the Future of Your Organization and Your Life. Jossey- Bass, Wiley , Times Group Books, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.