CLARK, L. P. Lincoln: A Psycho-biography. Pp. xiv, 570. New York: Charles Scribner's Sons, 1933. $3.50. PITKIN, WALTER B. The Consumer. Pp. xiii, 421. New York: McGraw-Hill Book Company, 1932. $4.00. SCHANCK, RICHARD LOUIS. A Study of a Community and Its Groups and Institu tions Conceived as Behaviors of Individu als. Pp. v, 133. Princeton: Psychologi ical Review Company, 1932. TOLMAN, EDWARD C. Purposive Behavior in Animals and Men. Pp. xiv, 463. New York: The Century Company, 1932. $5.00