Siddhisena, K.A.P. <br/><br/>
Data Analysis for Research 

 - 1st  Ed. 
 - Colombo  Survey Research Lanka (Pvt) Ltd.  2023 
 - xviii, 205p.  1200.00 
<br/><br/><label>ISBN: </label>9789553854834 
<br/><br/><label>Dewey Class. No.: </label>300.1595