Bloom, David E <br/><br/>
Urbanization and the wealth of nations.  [electronic resource] 

 -  Science (New York, N.Y.)  Feb 2008 
 - 772-5 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1095-9203 
<br/><br/><label>Standard No.: </label>10.1126/science.1153057  doi