SADLER PHILIP. (2004). BUILDING TOMORROW`S COMPANY: A GUIDE TO SUSTAINABLE BUSINESS SUCCESS. KOGAN PAGE.
Lua i Stíl Chicago (17ú heag.)SADLER PHILIP. BUILDING TOMORROW`S COMPANY: A GUIDE TO SUSTAINABLE BUSINESS SUCCESS. NEW DELHI: KOGAN PAGE, 2004.
Lua MLA (9ú heag.)SADLER PHILIP. BUILDING TOMORROW`S COMPANY: A GUIDE TO SUSTAINABLE BUSINESS SUCCESS. KOGAN PAGE, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.