Jose B.Sokol.Luc De Wulf Customs Modernization Handbook Handbook Luc De Wulf .Jose B.Sokol - Washington,DC World Bank 2012 - xxiv.337 p. 24 cm. Includes bibliographical references (pages 310-337) and index. ISBN: 0821357514 Dewey Class. No.: 352.448091724 / WUC 2005