Wonnacott, Ronald J. . Econometrics / Ronald J. Wonnacott, Thomas H. Wonnacott. - New York : John Wiley , 1979. - ix,580p. : ill.,figs.,etc. ; 23cm . NULL ISBN: 047105514X USD 8.10 Subjects--Index Terms: ECONOMETRICS Dewey Class. No.: 330.018 / WON/E