Harper, W. M. Statistics / W. M. Harper - 4th ed. - Macdonald : Macdonald and Evans Ltd. , c1982 [reprinted 1983] - xii, 387 p. : ill. ; 17 cm. - The M & E handbook series . - The M & E handbook series . Includes index Subjects--Topical Terms: Statistics. Dewey Class. No.: 519.5 / HAS 1983