00282nam a2200109Ia 450000500170000008000180001724500480003526000340008330000270011758300190014465000090016320260716043631.0  a01.03.02 C987  aCustoms valuation : economic considerations  bThe CouncilaBrusselsBEc1985  a1 v. (various pagings)  c11/29/05kJOYD  aGATT