Wonnacott, Thomas H. Introductory statistics for business and economics / Thomas H. Wonnacott and Ronald J. Wonnacott - 2nd ed. - New York : Wiley, 1977 - 753 p. : b ill. ; 24 cm. - Wiley series in probability and mathematical statistics . 'A Wiley/Hamilton publication' LCCN: 76-55773 Subjects--Topical Terms: Statistics