Gujarati, Damodar N Dawn C. Porter Sangeetha Gunasekar <br/><br/>
Basic Econometrics / 
by Damodar N Gujarati, Dawn C. Porter and Sangeetha Gunasekar  
 - 5th Ed. 
 - New Delhi:   Tata Mcgraw Hill Publishing,   2007 
 - p.885 
<br/><br/><label>ISBN: </label>9780071333450 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Economics <br/>Econometrics
<br/><br/><label>Dewey Class. No.: </label>330.015195  / GUJ-B.5