Mann, Prem S. Statistics for business and economics / Prem S. Mann. - New York : Wiley, c1995. - xxiv, 879 p. : ill. ; 26 cm. Includes index. eng. ISBN: 0471589691 TZS 20,789/= Subjects--Topical Terms: Social sciencesCommercial statistics.EconomicsStatistics Dewey Class. No.: 519.5 MAN