Balek Jaroslav <br/><br/>
Hydrology and Water Resources In Tropical Africa 

 - Amsterdam  Elsevier            1977 
 - 208p.  cm. 
<br/><br/><label>ISBN: </label>0444998144 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>U22.6.192.N7, L7