Brockman John. (2009). What Have You Changed Your Mind About?: Today's Leading Minds Rethink Everything (1st.). Harper.
Cita Chicago (17th ed.)Brockman John. What Have You Changed Your Mind About?: Today's Leading Minds Rethink Everything. 1st. London: Harper, 2009.
Cita MLA (9th ed.)Brockman John. What Have You Changed Your Mind About?: Today's Leading Minds Rethink Everything. 1st. Harper, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.