Hydrologic information systems / 
prepared by the Panel on Systems for the Acquisition, Transmission, and Processing of Hydrological Data of the Co-ordinating Council of the International Hydrological Decade ; edited by G.W. Whetstone and V.J. Grigoriev. 
 - Paris :  Geneva :  Unesco ;  WMO,  1972. 
 - 72 p. :  ill. ;  24 cm. 
 - Studies and reports in hydrology ;  14 .
<br/><br/> "A contribution to the International Hydrological Decade." 
<br/><br/>Includes bibliographies. 
<br/><br/><label>LCCN: </label>72090686  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hydrology--Information services.
<br/><br/><label>LC Class. No.: </label>GB657.2  / .H93 1972 
<br/><br/><label>Dewey Class. No.: </label>551.48/072