Gopalamenon A,  <br/><br/>
Bhasha Thraimasikam Vol. 5, No. 1& 2 

 - Kottayam  NATIONAL BOOKSTALL  1977 
<br/><br/><label>Subjects--Uniform Titles: </label>--GENERAL STACK
<br/><br/><label>Subjects--Topical Terms: </label><br/>NATURAL SCIENCE& MATHEMATICS--SPECIFIC CELESTIAL BODIES & PHENOMENAMalayalam--ASTRONOMY & ALLIED SCIENCE
<br/><br/><label>Dewey Class. No.: </label>523.4  / GOP-B