Punsalan, Twila <br/><br/>
Statistics:  A simpified Approach/ 
Twila G. Punsalan, Gabriel G. Uriarte 
<br/><br/> College of Education  Bachelor of Elementary Education 
<br/><br/><label>ISBN: </label>971-23-0148-6 
<br/><br/><label>Dewey Class. No.: </label>310 P96