Koch, S. (1959). Investigations of man as socius: Their placein psychology and the social sciences. New York: McGraw-Hill Book Company.
Παραπομπή Chicago StyleKoch, Sigmund. Investigations of Man As Socius: Their Placein Psychology and the Social Sciences. New York: McGraw-Hill Book Company, 1959.
Παραπομπή MLAKoch, Sigmund. Investigations of Man As Socius: Their Placein Psychology and the Social Sciences. New York: McGraw-Hill Book Company, 1959.
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