Lange, Oskar 1904-1965. Introduction to econometrics / Oskar Lange - Rev. and enl. from the 1st Polish ed - London ; New York : Pergamon Press, 1959 - 384 p. : ill. 18 cm. Includes bibliography and index Subjects--Topical Terms: Economics, Mathematical. Dewey Class. No.: 330.0151 / LAI 1959