. Diamond, Jared, Guns, Germs, and Steel, W.W. Norton and Company, 1999, ISBN: 978-0-393-31755-8. EFTA00281191 Last updated 1/15/2017 5. Glaeser, Edward L., Triumph of the City: How Our Greatest Invention Makes Us Richer, Smarter, Greener, Healthier, and Happier Penguin Press, 2011, ISBN: 978-1594202773