Gaya APA

Levitt, Steven D, Dubner, Stephen J.. (2017). Think like a freak . New York: William Morrow.

Gaya Chicago

Levitt, Steven D, Dubner, Stephen J.. Think like a freak. New York: William Morrow, 2017. Text.

Gaya MLA

Levitt, Steven D, Dubner, Stephen J.. Think like a freak. New York: William Morrow, 2017. Text.

Gaya Turabian

Levitt, Steven D, Dubner, Stephen J.. Think like a freak. New York: William Morrow, 2017. Print.