Hoel, Paul Gerhard, 1905- Introduction to mathematical statistics / by Paul G. Hoel. - 4th ed. - New York : Wiley, 1971. - x, 409 p. : ill. ; 24 cm. Includes index. ISBN: 0471403652 Subjects--Topical Terms: Mathematical statistics. Dewey Class. No.: 519.5 / HOI 1971