Guilford, J. P. 1897-1987 Psychometric methods / J. P. Guilford. - 2nd ed. - New York : McGraw-Hill, c1954. - 597 p. : ill. ; 24 cm - McGraw-Hill series in psychology . Includes index. Subjects--Topical Terms: Psychometrics. Dewey Class. No.: 152.8 / GUP 1954