Dyfyniad APA

Brockman John. (2009). What Have You Changed Your Mind About?: Today's Leading Minds Rethink Everything (1st.). Harper.

Dyfyniad Arddull Chicago

Brockman John. What Have You Changed Your Mind About?: Today's Leading Minds Rethink Everything. 1st. London: Harper, 2009.

Dyfyniad MLA

Brockman John. What Have You Changed Your Mind About?: Today's Leading Minds Rethink Everything. 1st. Harper, 2009.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.