Kim, Jae-on Introduction to factor analysis : what it is and how to do it / by Jae-on Kim. - Beverly Hills, Calif. : SAGE Publishings, 1978. - 79 p. : ill. ; 22 cm. Include Index ISBN: 9780803911659 Subjects--Topical Terms: Factor analysis. Dewey Class. No.: 519.54 / KIM/I