Brockman John. (2009). What Have You Changed Your Mind About?: Today's Leading Minds Rethink Everything (1st.). Harper.
Citazione stile Chigago Style (17a edizione)Brockman John. What Have You Changed Your Mind About?: Today's Leading Minds Rethink Everything. 1st. London: Harper, 2009.
Citatione MLA (9a ed.)Brockman John. What Have You Changed Your Mind About?: Today's Leading Minds Rethink Everything. 1st. Harper, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.