Lewin, Kurt
A dynamic theory of personality :Selected Papers / Kurt Lewin . - 1ª-7ª Impression ed. . - New York: McGRAW-HILL Book Company, 1935 . - 286 p. ;21 cm..
A dynamic theory of personality :Selected Papers / Kurt Lewin . - 1ª-7ª Impression ed. . - New York: McGRAW-HILL Book Company, 1935 . - 286 p. ;21 cm..