Wonnacott , Ronald J. . Econometrics / Textual Documents Ronald J. Wonnacott & Thomas H. Wonnacott. - 2nd ed. / - New York : John Wiley & Sons , C 1979. - 580p. : ill. ; 23cm . Bib,Index Subjects--Index Terms: Economics-Econometrics Econometrics MS-Economics Dewey Class. No.: 330.15 / Wo 843 Ec