Baltagi, Badi H.  <br/><br/>
Panel data econometrics  : theoretical contributions and empirical applications / 

 - 1st 
 - Amsterdam:  Elsevier,  2006 
 - xvi, 381p. Bibl. Index. 
 - Contributions to Economic analysis    274 .
<br/><br/><label>ISBN: </label>0444521720 
<br/><br/><label>Dewey Class. No.: </label>330.015195  / B197.PD