Creswell, John W.  <br/><br/>
A concise introduction to mixed methods research / 
John W. Creswell 
 - Thousand Oaks, Calif. :  Sage Publications,,   2015 
 - xiv, 132 p.;   24 cm. 
<br/><br/><label>ISBN: </label>9781483359045 
<br/><br/><label>LC Class. No.: </label>H62.C69618 C2015