Gujrati ,Damodar N. Basic Econometrics / by Damodar N.Gujrati ,Dawn C. Porter and Sangeetha Gunasekar - 5th ed. - New Delhi: McGraw-Hill, 2012. - xxiii,886p. ISBN: 9780071333450 Subjects--Topical Terms: ANOVAEconomics HeteroscedasticityLSDV Dewey Class. No.: 330.015195 / GUJ/B