Wonnacott, Ronald J. Econometrics / by R.J. Wonnacott and Thomas H. Wonnacott. - New York : J. Wiley, 1970. - ix, 445 p. : ill. ; 23 cm. Includes bibliographical references. Subjects--Topical Terms: Econometrics. Dewey Class. No.: 330.018 WON