Lehmann, E. L. 1917- Nonparametrics : statistical methods based on ranks / E. L. Lehmann, with the special assistance of H. J. M. D'Abrera. - San Francisco : Holden-Day, c1975. - xvi, 457 p. : ill. ; 24 cm. - Holden-Day series in probability and statistics . Includes bibliographies and index. ISBN: 0816249966 Subjects--Topical Terms: Nonparametric statistics. Dewey Class. No.: 519.5 / LEN 1975