Payment systems  principles, practice, and improvements 
David Burras Humphrey  
 - Washington, D.C.  The World Bank  1995  
 - viii, 104p  ill  28cm. 
<br/><br/><label>ISBN: </label>0821331116 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Banks and banking, International--Communication systems<br/>Clearinghouses (Banking)--Data processing<br/>Electronic funds transfers--International cooperation<br/>Payment--Data processing
<br/><br/><label>LC Class. No.: </label>HG3881