COMMISSION FOR HYDROLOGY ABRIDGED FINAL REPORT OF THE SIXTH SESSION MADRID, 21 APRIL - 1 MAY 1980 

 - Geneva : WMO,  1980 
 - 129p 
 - WMO NO. 564 .
<br/><br/><br/>ENG 
<br/><br/><label>ISBN: </label>9263105640 
<br/><br/><label>Subjects--Topical Terms: </label><br/>HYDROLOGY - COMMISSION.