Johnston, J. (John), 1923 Econometric methods. - 2. ed. - Auckland, McGraw-Hill, c1972. - 437 p. 22 cm. "International student edition." Subjects--Topical Terms: EconomíaEstadísticasColección René Villarreal (CRV) LC Class. No.: HD 56 / J72 1972 Dewey Class. No.: 339.7