Dyfyniad APA

Brockman John. (2008). What Is Your Dangerous Idea: Today's Leading Thinkers on the Unthinkable (1st.). Harper.

Dyfyniad Arddull Chicago

Brockman John. What Is Your Dangerous Idea: Today's Leading Thinkers on the Unthinkable. 1st. London: Harper, 2008.

Dyfyniad MLA

Brockman John. What Is Your Dangerous Idea: Today's Leading Thinkers on the Unthinkable. 1st. Harper, 2008.

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