Econometric analysis of cross section and panel data 
Jeffrey M. Wooldridge.  
 - Cambridge, Mass.  MIT Press  c2002.  
 - xxi, 752 p.  24 cm. 
<br/><br/>Includes bibliographical references (p. [721]-735) and index.  
<br/><br/><label>ISBN: </label>0262232197 (cloth) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Econometrics--Asymptotic theory.
<br/><br/><label>LC Class. No.: </label>HB139  / .W663 2002