Book Reviews : Allen L. Edwards. Statistical Methods. (3rd ed.) New York: Holt,Rinehart and Winston,Inc.,1973. Pp. viii + 312. $9.00

Hays, W. Statistics for psychologists. New York: Holt, 1963 .

Huynh, H. and Feldt, L. S. Conditions under which mean square ratios in repeated measurements designs have exact F-distributions. Journal of the American Statistical Association, 1970, 65, p. 1582-1589.

Winer, B. J. Statistical principles in experimental design. New York: McGraw-Hill, 1962.