FRIEDMAN. (2006). The World is Flat: The globalized world in the Twenty-first Century. Penguin Books.
Chicago Style (17th ed.) CitationFRIEDMAN. The World Is Flat: The Globalized World in the Twenty-first Century. New York: Penguin Books, 2006.
MLA (9th ed.) CitationFRIEDMAN. The World Is Flat: The Globalized World in the Twenty-first Century. Penguin Books, 2006.
Warning: These citations may not always be 100% accurate.