No Author,  <br/><br/>
Puthenpana 

 - Thrissur  Hodderpaperbacks 
<br/><br/><label>Subjects--Uniform Titles: </label>--GENERAL STACK
<br/><br/><label>Subjects--Topical Terms: </label><br/>NATURAL SCIENCES & MATHEMATICS--Generalia
<br/><br/><label>Dewey Class. No.: </label>542.43  / .