Brockman John. (2008). What Is Your Dangerous Idea: Today's Leading Thinkers on the Unthinkable (1st.). Harper.
Lua i Stíl Chicago (17ú heag.)Brockman John. What Is Your Dangerous Idea: Today's Leading Thinkers on the Unthinkable. 1st. London: Harper, 2008.
Lua MLA (9ú heag.)Brockman John. What Is Your Dangerous Idea: Today's Leading Thinkers on the Unthinkable. 1st. Harper, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.