Summary of r and d proposals and proceedings of ncst convention for oil and natural gas sub-sector, Dehradun, 1972. 

 - Dehradun :  [s.n.]  1972. 
 - (various paging) : 
<br/><br/> "National Committee on Science and Technology Natural Resources Sector". 
<br/><br/><label>ISBN: </label>EXBLIB4382 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural resources.
<br/><br/><label>Dewey Class. No.: </label>333.339  / Su