Memories of Ruchi Ram Sahni :  Pioneer of Science Popularisation in Punjab / 
edited by Narender K. Sehgal and Subodh Mahanti 
 - New Delhi:  Vigyan Prasar,  1997 
 - xxxv, 264:  ill;  22cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Scientists--India--Biography
<br/><br/><label>Dewey Class. No.: </label>925