Gaya APA

Levitt, Steven D., Dubner, Stephen J. (2009). Freakonomics : A Rogue Economist Explores the Hidden Side of Everything (Ed. 1). New York: Harper & Row, Publisher.

Gaya Chicago

Levitt, Steven D., Dubner, Stephen J. Freakonomics : A Rogue Economist Explores the Hidden Side of Everything. Ed. 1 New York: Harper & Row, Publisher, 2009. Text.

Gaya MLA

Levitt, Steven D., Dubner, Stephen J. Freakonomics : A Rogue Economist Explores the Hidden Side of Everything. Ed. 1 New York: Harper & Row, Publisher, 2009. Text.

Gaya Turabian

Levitt, Steven D., Dubner, Stephen J. Freakonomics : A Rogue Economist Explores the Hidden Side of Everything. Ed. 1 New York: Harper & Row, Publisher, 2009. Print.