Guilford, J. P. 1897-1987. Fundamental statistics in psychology and education / J.P. Guilford - 3rd ed. - New York : McGraw-Hill, 1956. - 565 p. : ill. ; 24 cm. Includes index. Subjects--Topical Terms: Statistics.Psychology.Education--Statistics. Dewey Class. No.: 519.5 / GUF 1956