Thurstone, Louis Leon, 1887-1955. Multiple-factor analysis : a development and expansion of The Vectors of Mind / L. L. Thurstone. - Chicago : The University of Chicago, 1961. - xix, 535 p. : il. Subjects--Topical Terms: Análise vetorialPsicologia--Metodologia.Testes psicológicos. Dewey Class. No.: 153.93