Glaeser, Edward (2011), Triumph of the City: How Our Best Invention Makes Us Richer, Smarter, Greener, Healthier, and Happier, New York: Penguin Press, ISBN 978-1-59420-277-3
Glaeser, Edward (2011), Triumph of the City: How Our Best Invention Makes Us Richer, Smarter, Greener, Healthier, and Happier, New York: Penguin Press, ISBN 978-1-59420-277-3