The analysis of contingency tables / B. S. Everitt. Everitt, B. S. Contingency tables. QA277 .E9 1977 519.53 E93a Includes index. Bibliography: p. 122-125. London ; New York : Chapman and Hall ; Wiley, c1977. c1977. 1977 Text 128 p. : eng Monographs on applied probability and statistics