Practical Research 2:  Exploring Quantitative Research/ 
Jerusalem, Violeta J. 
 - Sampaloc, Manila:  Fastbooks Educational Supply,Inc.  2017. 
 - 364p. 
<br/><br/><label>ISBN: </label>978-6219560986 
<br/><br/><label>Dewey Class. No.: </label>Fil 001.42 J48 2017