Econometrics and mathematical economics 
by S.P.Singh 
 - 7th. 
 - New Delhi:  S.Chand & company ,999. 
 - 431p.:  20cm. 
<br/><br/><label>ISBN: </label>81-219-1450-7 
<br/><br/><label>Subjects--Index Terms: </label>Economics Econometrics and mathematical economics 
<br/><br/><label>Dewey Class. No.: </label>330.1543