Johnston, J. Econometric methods / J. Johnston. - 2nd ed. - New York : McGraw-Hill, c1972. - x, 437 p. : ill. ; 23 cm. Includes bibliographical references. ISBN: 007085341X Subjects--Topical Terms: Econometrics.Mathematical statistics. LC Class. No.: HB74 / .M3J64 1972 Dewey Class. No.: 330.182 / J72e