International Symposium in Hydrology ( Fort Collins  1972 ) <br/><br/>
Flood and draughts   
ed. by E. G. Schultz, V. A. Koelzer and Khalid Mahmood 
 - Fort Collins  WRP  1973 
 - 679p 
<br/><br/><label>ISBN: </label>0918334284 
<br/><br/><label>Dewey Class. No.: </label>551.5773  / N73