Leedy, Paul D. <br/><br/>
Practical Research: planning and design 
by Paul D. Leedy 
 - 6th ed. 
 - New Delhi:  Prentice Hall,  1997. 
 - xvi, 304p. 
<br/><br/><label>ISBN: </label>0132414074 9780132414074 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research methodology
<br/><br/><label>Dewey Class. No.: </label>001.4 LEE