Freund, John E. Elementary business statistics : the modern approach / John E. Freund, Frank J. Williams, Benjamin M. Perles. - 5th edition. - Englewood Cliffs, New Jersey : Prentice Hall, c1988. - xiii, 738 pages : Illustrations ; 25 cm. Bibliography: pages 652-657. Includes index. ISBN: 0132531968 LCCN: 87020586 Subjects--Topical Terms: Commercial statistics.Statistics. LC Class. No.: HF1017 / .F73 1988 Dewey Class. No.: 519.5/024658