Narenda Nath, Konniyoor R.,  1927- <br/><br/>
Putiya cakr̲avāḷaṅṅaḷ. 

 -  [1962] 
 - 102 p.  18 cm. 
<br/><br/> In Malayalam. 
<br/><br/><label>LCCN: </label>sa 64000824  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science.
<br/><br/><label>LC Class. No.: </label>Q171  / .N34