Brown, Clarence W., Scientific method in psychology / [by] Clarence W. Brown [and] Edwin E. Ghiselli. - New York : McGraw-Hill, 1955. - 368 p. : illus. ; 24 cm. - McGraw-Hill series in psychology . Subjects--Topical Terms: Psychology--Methodology. Dewey Class. No.: 150.18 / BRO N55S