Lele Uma <br/><br/>
Population Pressure The Environment And Agricultural Intensification Variations On The Boserup Hypothesis 

 -  Washington Dc : World Bank 1989. 
 - 79 
 - World Bank Discussion Papers No. 103 .
<br/><br/><br/>Eng 
<br/><br/><label>ISBN: </label>0821313207 (Pbk)