APA (7th ed.) Citation

Friedman, T. L. (2006). The world is flat : the globalized world in the twenty-first century / Thomas L. Friedman: The globalized world in the twenty-first century (Updated and expanded [ed.].). Penguin.

Chicago Style (17th ed.) Citation

Friedman, Thomas L. The World Is Flat : The Globalized World in the Twenty-first Century / Thomas L. Friedman: The Globalized World in the Twenty-first Century. Updated and expanded [ed.]. London: Penguin, 2006.

MLA (9th ed.) Citation

Friedman, Thomas L. The World Is Flat : The Globalized World in the Twenty-first Century / Thomas L. Friedman: The Globalized World in the Twenty-first Century. Updated and expanded [ed.]. Penguin, 2006.

Warning: These citations may not always be 100% accurate.