Singh Dhrmender <br/><br/>
Installation of solar pump over subsidized electricity pump: analysis in the sta 
Singh Dhrmender 
 - Dr   B R 
 - Jalandhar  Dr   B R  Ambedkar  National institute o  2015 
 - ix,45 
<br/><br/><label>Dewey Class. No.: </label>621.46  / DH-I