Studenmund, A. H. Using econometrics: a practical guide/ A.H. Studenmund. -- 6th ed. -- Boston; Pearson., 2011. xvii, 616 p.; col ill. 23 cm. Includes indexes. ISBN: 9780131379985 Subjects--Topical Terms: Econometrics.Regression analysis.Dewey Class. No.: GSL 330.01 St941 2011