UNESCO  <br/><br/>
Research on hydrology volume 2:  A contribution to the international hydrological programme/ 
UNESCO 
 - Paris, France  UNESCO  1978 
 - 263 p. 
<br/><br/><label>ISBN: </label>92-3-101555-9 
<br/><br/><label>Subjects--Topical Terms: </label>--School of Engineering and Technology
<br/><br/><label>LC Class. No.: </label>GB 651  / :U54 1978