Zimmermann Klause F. <br/><br/>
Economic Theory of optimal population 
Zimmermann Klause F. 
 - Verlag  Spinager  1989 
 - viii, 182p 
 - microeconomic studies w.giith,J.Mamillan & H.W.sinn .
<br/><br/><label>ISBN: </label>3540507922