Raj, Baldev <br/><br/>
Econometric :  a varying coefficients approach / 
Baldev Raj and Aman Ullah 
 - London :  Croom Helm,  1981 
 - 372 p. ;  23 cm. 
<br/><br/> Includes index 
<br/><br/>Bibliography: p.345-367 
<br/><br/><label>ISBN: </label>0709903138 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Econometrics