Migration without borders : essays on the free movement of people / edited by Antoine Pecoud and Paul de Guchteneire. - Paris: UNESCO, 2007. - ix, 294p.: ill. - Social sciences studies series . Includes bibliographical references and index ISBN: 9789231040245 Subjects--Topical Terms: Emigration and immigration.Boundaries LC Class. No.: JV 6035 MIG 2007