Sinnathamby, Kanapathippillai <br/><br/>
kalviyil alavitum matippitum  
Kanapathippillai Sinnathamby 
 - 3rd ed.  Rev. ed. 
 - Colombo  Chemamadu Poththakasalai  2010 
 - pbk. : 244 p. ; 20.5 cm 
<br/><br/> First edition - 1985 second edition - 2033 
<br/><br/> rs 
<br/><br/><label>ISBN: </label>9789551857585 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational Measurement
<br/><br/><label>Dewey Class. No.: </label>373  / SIN