Dinwiddy, Caroline L. Elementary mathematics for economists / Caroline L.Dinwiddy, - Nairobi, New York, Oxford University Press, 1967. - xvi, 232 p. illus. 25 cm. - Series of undergraduate teaching works in economics, v. 1 . LCCN: 68088893 Subjects--Topical Terms: Economics, Mathematical. Dewey Class. No.: 330.1543 / DIE 1967