Brockman John. (2009). What Have You Changed Your Mind About?: Today's Leading Minds Rethink Everything (1st.). Harper.
Chicago-referens (17:e uppl.)Brockman John. What Have You Changed Your Mind About?: Today's Leading Minds Rethink Everything. 1st. London: Harper, 2009.
MLA-referens (9:e uppl.)Brockman John. What Have You Changed Your Mind About?: Today's Leading Minds Rethink Everything. 1st. Harper, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.