Jackson, Sherri L. <br/><br/>
Research methods : a modular approach 

 - 2nd ed. 
 - Belmont  Wadsworth/Cengage Learning  2011 
 - xxiii, 439 p.   ill. ;  24 cm. 
<br/><br/> Includes bibliographical references (p. 427-428) and index. 
<br/><br/><label>ISBN: </label>9780495908982 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1. Research --Psychological aspects.  2. Research --Study and teaching (Higher)
<br/><br/><label>Dewey Class. No.: </label>001.4