APA (7th ed.) Citation

Friedman, T. L. (2008). Hot, flat, and crowded: Why the worlds needs a green revolution-and how we can renew our global future. Penguin Group.

Chicago Style (17th ed.) Citation

Friedman, Thomas L. Hot, Flat, and Crowded: Why the Worlds Needs a Green Revolution-and How We Can Renew Our Global Future. London: Penguin Group, 2008.

MLA (9th ed.) Citation

Friedman, Thomas L. Hot, Flat, and Crowded: Why the Worlds Needs a Green Revolution-and How We Can Renew Our Global Future. Penguin Group, 2008.