Estolas, Josefina V. <br/><br/>
Fundamentals of research. 

<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational research
<br/><br/><label>Subjects--Index Terms: </label>Research--Methodology 
<br/><br/><label>LC Class. No.: </label>LB 1028 E8