00464cam a2200157 4500 510.3326 POR L-2, P-34 Porter, Walter Lee. 39089 Mathematics of investment. New York, Prentice-Hall, 1949. vi, 153 p. 24 cm. Prentice-Hall mathematics series 0 0 0 510_332600000000000_POR Investments Mathematics. 39090 MCE 379 ddc BK 543646 543646 0 0 ddc 0 0 MCE MCE 2014-03-28 0 510.3326 POR MCE-29137 2014-03-28 2014-03-28 BK