ULLMAN, N. R Elementary statistics: by Neil R. Ullman.- An applied Approach / - New York, Jjohn wiley and sons, c1978. - ix, 372p. ill. 24 cm. - The Century psychology series . Bibliographical footnotes. Source: B-1487 LCCN: 68013432 Subjects--Topical Terms: Statistics LC Class. No.: HA29 / .U54 1978