Smith David <br/><br/>
Mathematical demograpgy 
Smith David; Keyfitz Nathan 
 - New York       Springer-Verlag          1977 
 - xi,514p.  cm. 
<br/><br/><label>Standard No.: </label>684 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B:(Y:5), L7