Brown, Clarence W. Scientific method in psychology / Clarence W. Brown and Edwin E. Ghiselli. - New York : McGraw-Hill, c 1955. - vii, 368 p. : ill. ; 22 cm. - McGraw-Hill series in psychology. . Includes index. 330 330 Subjects--Topical Terms: Psychology. Dewey Class. No.: 150.13 / B812s