Exploration techniques for groundwater   proceedings of a workshop 
edited by Hari Narain, K. V. Raghava Rao and S. Balakrishna 
 - Bangalore  COSTED  1977 
 - iv+374p.  illus 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Exploration TechniquesGeoexploration
<br/><br/><label>Universal Decimal Class. No.: </label>550.81:551.495  / NAR