A laboratory manual in general experimental psychology / by Norman L. Munn. Munn, Norman Leslie, 1902- Psychophysiology Laboratory manuals. BF79 .M8 1938 150.72 159.9072 Includes "References". New York: Prentice Hall, inc. 1938. 1938. 1938 Text viii, 286 p. eng [Prentice-Hall psychology series]