Hummel, Paul M. 1908- Mathematics of finance / Paul M. Hummel and Charles L. Seebeck. - New York : McGraw-Hill Book Co., c1948. - xi,365p. : tables ; 23 cm. Includes index. english LCCN: 48004580 Subjects--Topical Terms: Business mathematics. LC Class. No.: HF5691 / .H83 Dewey Class. No.: 511.8/HUM