Seal, Hilary L. Survival probabilities, the goal of risk theory / Hilary L. Seal. - Chichester ; New York : Wiley, c1978. - x, 103 p. ; 24 cm. - Wiley series in probability and mathematical statistics . Includes index. ISBN: 0471996831 LCCN: 78008599 Subjects--Topical Terms: Risk (Insurance) LC Class. No.: HG8053 / .S4 Dewey Class. No.: 368