Abeydeera, Nilmini. <br/><br/>
Advanced Level : PROBABILITY. 

 - 1st Ed. 
 - Colombo :  Samudra Book Publications,  2020. 
 - 222 P. 
<br/><br/><label>ISBN: </label>9789557100135 
<br/><br/><label>Dewey Class. No.: </label>519.2  / ABE