Winkelmann, Rainer <br/><br/>
Econometric analysis of count data   

 - 4th 
 - New York  Springer-Verlag  2003 
 - xiv, 304p. Bibl. Index. 
<br/><br/>  
<br/><br/><label>ISBN: </label>354040404X 
<br/><br/><label>Dewey Class. No.: </label>330.183  / W774.EA