Steven D. Levitt, Stephen J. Dubner 3 Books Set Freakonomics,Think Like a Freak
(1)Freakonomics. 3)Think Like a Freak. Titles in this Set Publication date : 18 Jun. 2015. Publication date : 24 Jun. 2010. Publication date : 6 April 2006. ISBN-10 : 9780141019017. ISBN-13 : 978-0141030708.