Dreyer, Oleg Las, Bella Los, Victor <br/><br/>
Ecological problems of developing countries 

 - Delhi  Ajanta publications  1989 
 - ix, 223p.; 22cm. 
<br/><br/><label>ISBN: </label>8120202635 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Civilization<br/>Ecological situation<br/>Environmental problems - Developing countries