Rupappedutthal  രൂപപ്പെടുത്തല്‍ 

 - Thiruvananthapuram  Kerala Bhasha Institute  1972 
 - 1-x, 1-211 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MetallurgyREFLECTION OF LIGHT AT CURVED SURFACES, REFRACTION THROUGH THIN LENSES, LENS ABBRTTIOND RAINBOW, OPTICAL INSTRUMENTS.
<br/><br/><label>Dewey Class. No.: </label>669  / PET-R