Gujarati, Damodar N. Basic econometrics / Damodar N. Gujarati, Dawn C. Porter and Sangeetha Gunasekar - 5th ed. - New Delhi : Tata-McGraw-Hill, c2009. - xxiii, 886 p. : ill. ; 25 cm. ISBN: 9780071333450 LCCN: Subjects--Topical Terms: Econometrics LC Class. No.: HB139 / .G84 2009