Gupta, Ritu <br/><br/>
Science and life: foundation course four year undergraduate programme (university of Delhi) 
Ritu Gupta, Darshan Singh 
 - New Delhi  Shivalee Pub.  2013 
 - viii, 167 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science-Social aspects<br/>Science-Study and technology(Higher)
<br/><br/><label>Dewey Class. No.: </label>500  / GUP P13