Humphrey, David B. <br/><br/>
Payment systems: principles, practice and improvements / 
David B. Humphrey 
 - Washington :  The World Bank ,  1995 
 - 104p. :  ill. ;  27 cm. 
 - Technical paper  No. 260 .
<br/><br/><label>ISBN: </label>0821331116 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Payment systems<br/>banks
<br/><br/><label>Gov. Doc. Class. No.: </label>UN WB TP-260