TONY BUZAN. (2002). THE POWER OF SOCIAL INTELLIGENCE. THORSONS.
Lua i Stíl Chicago (17ú heag.)TONY BUZAN. THE POWER OF SOCIAL INTELLIGENCE. G. BRITAIN: THORSONS, 2002.
Lua MLA (9ú heag.)TONY BUZAN. THE POWER OF SOCIAL INTELLIGENCE. THORSONS, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.