Creswell, John W., <br/><br/>
Research Design :  Qualitative, Quantitative, and Mixed Methods Approaches. 

 - Fifth edition. 
 - xxv, 275 pages ;  25 cm 
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/><label>ISBN: </label>9781506386768 (pbk. : alk. paper) 
<br/><br/><label>LCCN: </label>2017044644 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Research--Methodology.<br/>Social sciences--Statistical methods.
<br/><br/><label>LC Class. No.: </label>H62  / .C6963 2018 
<br/><br/><label>Dewey Class. No.: </label>300.72/1