Studenmund, A.H. Using econometrics : a practical guide / A.H. Studenmund. - 4th ed. - Boston, Mass. : Addison Wesley, c2001. - xiv, 639 p. : ill. ; 24 cm. - The Addison Wesley series in economics . Includes index. ISBN: 032106481X (pbk.) 0321188993 (pbk.) Subjects--Topical Terms: Econometrics.Regression analysis.