Dixon Wilfrid J. Introduction to statistical analysis / Wilfrid J. Dixon, Frank J. Massey. - 2a ed. - New York : Mc Graw-Hill, 1957 - 488 p. : ěl. ; 22 cm. - (International student edition) . Incluye Apčndice e ěndice Subjects--Topical Terms: Estadistica. LC Class. No.: HA29 / D57 1957