Wooldridge, J. M. <br/><br/>
Introductory econometrics:  a modern approach/ 
Jeffrey M. Wooldridge 
 - 6th 
 - Australia:  Cengage learning  2016 
 - xxi, 789p.:  ill.;  26 cm. 
<br/><br/> includes bibliographical references, glossary and index 
<br/><br/><label>ISBN: </label>9781305270107 
<br/><br/><label>LC Class. No.: </label>DUCE HB139.W665