Friedman, T. L. (2005). THE WORLD IS FLAT: A BRIEF HISTORY OF THE GLOBALIZED WORLD IN THE TWENTY-FIRST CENTURY.
Dyfyniad Arddull ChicagoFriedman, Thomas L. THE WORLD IS FLAT: A BRIEF HISTORY OF THE GLOBALIZED WORLD IN THE TWENTY-FIRST CENTURY. London, Allen lane, 2005.
Dyfyniad MLAFriedman, Thomas L. THE WORLD IS FLAT: A BRIEF HISTORY OF THE GLOBALIZED WORLD IN THE TWENTY-FIRST CENTURY. 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.