Padua, Roberto N. <br/><br/>
Fundamentals of Education Research and Data Analysis 

 -  Katha Publishing Co., Inc.  1998 
<br/><br/> includes references 
<br/><br/><label>ISBN: </label>971-574-012-X 
<br/><br/><label>Dewey Class. No.: </label>Fil 370.72 P13 1998