Book Reviews : Wilson H. Guertin and John P. Bailey,Jr. Introduction to Modern Factor Analysis. Published by the authors;distributed by Edwards Bros. Inc.,Ann Arbor,Michigan,1970. Pp. xiv + 472. $14.00

Cattell, R. B. Factor analysis. New York: Harper, 1952 .

Cattell, R. B. Handbook of multivariate experimental psychology. Chicago: Rand McNally , 1966.

Guttman, L. Image theory for the structure of quantitative variates. Psychometrika, 1954 , 18, 227 -296.

Guttman, L. Some necessary conditions for common-factor analysis. Psychometrika, 1954 , 19, 149 -161.

Harman, H. H. Modern factor analysis (2 nd ed.). Chicago: University of Chicago Press, 1967.

Harris, C. W. Some Rao-Guttman-relationships . Psychometrika, 1962, 27 , 247-263.

Harris, C. W. Some recent developments in factor analysis. EDUCATIONAL AND PSYCHOLOGICAL MEASUREMENT , 1964, 24, 193-206.

Harris, C. W. On factors and factor scores . Psychometrika, 1967, 32 , 363-379.

Harris, C. W. and Kaiser, H. F. Oblique factor analytic solutions by orthogonal transformations . Psychometrika, 1964, 29 , 347-362.

Jöreskog, K. G. Some contributions to maximum likelihood factor analysis. Psychometrika, 1967, 32, 443 -482.

Kaiser, H. F. Psychometric approaches to factor analysis. Proceedings, ETS Invitational Conference on Testing, 1964. Princeton, N. J.: Educational Testing Service, 1965.

Kaiser, H. F. The application of electronic computers to factor analysis. EDUCATIONAL AND PSYCHOLOGICAL MEASUREMENT, 1960, 20, 141-151.

Kaiser, H. F. Image analysis. In C. W. Harris (Ed.), Problems in Measuring Change. Madison, Wisc.: University of Wisconsin Press, 1963. Chapter 9, pp. 156-66.

Kaiser, H. F. and Caffrey, J. Alpha factor analysis. Psychometrika , 1965, 30, 1-14.

Rao, C. R. Estimation and tests of significance in factor analysis. Psychometrika, 1955, 20, 93-111 .

Thurstone, L. L. Multiple-factor Analysis . Chicago: University of Chicago Press, 1947.