Freund, John E. Mathematical statistics / John E. Freund - Englewood Cliffs, NJ : prentice Hall, c1962. - xiii, 390 p. : illus. 23+ cm. Includes index Subjects--Topical Terms: Mathematical statistics. LC Class. No.: QA276 / .F74 1962 Dewey Class. No.: 519.5 / F889m