Madhavappanikkar, P R <br/><br/>
<Sayans krim kuis> 

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 -  Trivandrum  Kerala sastra sahitya parishad, 1981 
 - 4 vols.   
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<br/><br/><label>ISBN: </label>
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<br/><br/><label>Subjects--Index Terms: </label>Pure sciences  Natural sciences  Sciences 
<br/><br/><label>Dewey Class. No.: </label>5:793.7=M