Wonnacott, Thomas H., 1935- Introductory statistics for business and economics / Thomas H. Wonnacott, Ronald J. Wonnacott. - 4th ed. - New York : Wiley, c1990. - xvi, 815 p. : ill. ; 25 cm. Includes index. ISBN: 047161517X LCCN: 89033083 LC Class. No.: HA29 .W622 1990 / .W622 1990 Dewey Class. No.: 519.5