Casareo, Divinia <br/><br/>
A unit on individualized instruction materials in elementary school mathematics  measuring area and perimeter, grade IV 
by Divinia E. Casareo ; consultant Selladurai Panchalingam 
 - Penang  SEOMEO Regional Centre for Education in Science and Mathematics  1974 
 - 65 p. : ill. ; 25 cm. 
 - TCM-1 .
<br/><br/><label>LCCN: </label>M7-5-689 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Elementary)<br/>Mathematics--1961-