• • Wertheimer, M. (1922). Untersuchungen zur Lehre von der Gestalt, I: Prinzipielle Bemerkungen [Investigations in Gestalt theory: I. The general theoretical situation].
Psychologische Forschung, 1, 47–58. • Wertheimer, M. (1923). Untersuchungen zur Lehre von der Gestalt, II. [Investigations in Gestalt Theory: II. Laws of organization in perceptual forms]. Psychologische Forschung, 4, 301–350. • Wertheimer, M. (1934). "On Truth."
Social Research. The Johns Hopkins University Press. 1 (2): 135–146 • Wertheimer, M. (1935). "Some Problems in the Theory of Ethics." Social Research. 2 (3) • Wertheimer. M. (1937). "
On the Concept of Democracy" in M. Ascoli & F. Lehmann (Ed.),
Political and Economic Democracy. W. W. Norton and Company. • Wertheimer, M. (1938a). "The general theoretical situation". In W. D. Ellis (Ed.), A source book of Gestalt psychology (pp. 12–16). London, England: Routledge & Kegan Paul. (Original work published 1922) • Wertheimer, M. (1938b). "Gestalt theory". In W. D. Ellis (Ed.), A source book of Gestalt psychology (pp. 1–11). London, England: Routledge & Kegan Paul. (Original work published 1924) • Wertheimer, M. (1938c). Laws of organization in perceptual forms. In W. D. Ellis (Ed.), A source book of Gestalt psychology (pp. 71–94). London, England: Routledge & Kegan Paul. (Original work published 1923) • Wertheimer, M. (1940). "
A Story of Three Days" in R.N. Anshen (Ed.),
Freedom: Its Meaning. Harcourt, Brace and Company, Inc. • Wertheimer, M. (1945).
Productive Thinking. New York, NY: Harper. • Wertheimer, M. (1959).
Productive Thinking. 2nd ed., New York, NY: Harper ==See also==