Spending Wisely : Buying Health Services For The Poor / Alexander S. Preker John C. Langenbrunner. 

 -  Washington Dc : World Bank 2004. 
 - XVII 413 P. : ILL 26 CM. 
 -  0 .
<br/><br/><br/>ENG 
<br/><br/><label>ISBN: </label>821359185