Scientific research /  Publication Division, Ministry of Infornation and Board Casting, Government of India 

 - Delhi :  The Author,  1957 
 - 88 p. :  ill. ;  21 cm. 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research--India<br/>Science--Research
<br/><br/><label>Dewey Class. No.: </label>507.2