Rao, Indumati <br/><br/>
Vigyan Seekhna (Part.1) :  Vishwa, Saur mandal, Prithvi / 
Indumati, Rao and C.N.R Rao 
 - New Delhi :  National Book Trust,   2019. 
 - 93 p. :  24 cm. 
<br/><br/><label>ISBN: </label>9788123756233 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1. Science--Study and teaching
<br/><br/><label>Dewey Class. No.: </label>500  / RAO/V