Steven D. Levitt and Stephen J. Dubner. Superfreakonomics: Global Cooling, Patriotic Prostitutes, and Why Suicide Bombers Should Buy Life Insurance. London: Penguin Books Ltd. 2009. 270 pages. Paperback. £ 14.99. PDR [Internet]. 2009 Jun. 1 [cited 2025 Oct. 25];48(2):pp.171-172. Available from: https://thepdr.pk/index.php/pdr/article/view/2328