State of humanity edited by Julian L. Simon 

 - Oxford  Blackwell UK         1995 
 - 694p.  cm. 
<br/><br/><label>Standard No.: </label>50149 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SOCIAL SCIENCES
<br/><br/><label>Dewey Class. No.: </label>Sigma.1'N9, N5