Croxton, Frederick Emory, Practical business statistics / Frederick E. Croxton, Dudley J. Cowden and Ben W. Bolch. - 4th ed. - New Delhi, : Prentice-Hall of India Private Limited, 1969. - xvi, 444 p. ISBN: BK152 Subjects--Topical Terms: Statistics. Dewey Class. No.: 519.5 C8869 Pr,4