Jayathilaka, K.M.D.S. <br/><br/>
උසස් පෙළ ගණිතය: සාපේක්ෂ චලිතය 
= sapeksha chalithaya (Relative motion) 


 - Battaramulla:  Author,  2003. 
 - 297p.;  21cm 
<br/><br/><label>ISBN: </label>955-97779-1-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>519  / JAY