Boserup, Ester. <br/><br/>
Population and technological change :  a study of long-term trends / 
Ester Boserup. 
 - Chicago :  University of Chicago Press,  1981. 
 - xi, 255 p. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0226066738 
<br/><br/><label>LCCN: </label>80021116  
<br/><br/><label>LC Class. No.: </label> / .B587 
<br/><br/><label>Dewey Class. No.: </label>304.6/2