Sanchez, C. A. <br/><br/>
Methods and techniques of research / 
C.A. Sanchez 
 - Revised ed. 
 - Manila :  Rex Book Store,   1980 
 - 229 p. ;  22 cm. 
<br/><br/><label>ISBN: </label>9712303551 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research methods<br/>Research --Methodology<br/>Social sciences--Research<br/>Research techniques
<br/><br/><label>Dewey Class. No.: </label>001.42