Hydrologische bibliographie 
/[by] Internationale union for geodasie und geophysik 
 - Koblenz  [S.l]  1976 
 - x, 266 p. 
<br/><br/><label>ISBN: </label>82982 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography-Bibliographies
<br/><br/><label>Dewey Class. No.: </label>16.91011  / INT