Pillai, P Somanatha <br/><br/>
Phosil sasya sastra pravesam_ 

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 - Trivandrum  State Institute of Languages  1975 
 - x,635p   
<br/><br/>  Malayalam Language book 
<br/><br/><label>ISBN: </label>
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<br/><br/><label>Subjects--Index Terms: </label>phosils  palaeobotony 
<br/><br/><label>Dewey Class. No.: </label>561.2=M