00254nam a2200109Ia 450000500170000008000180001710000180003524500390005326000250009230000100011758300170012720260716043816.0  a09.04.04 W264  aWard, Warrick  aRegulating retail payments systems  b[s.n.]a[S.l.]c2000  a21 p.  c6/7/07kJOYD