Field, Andy. <br/><br/>
Discovering statistics using IBM SPSS statistics / 
Andy Field. 
 - 5th edition. 
 - pages cm 
<br/><br/><label>ISBN: </label>9781526419521 (pbk) 9781526419514 (hb) 
<br/><br/><label>LCCN: </label>2017954636