EisenmanR.The psychology of modern art. In PowersG. P. & BaskinW. (Eds.), New outlooks in psychology. New York: Philosophical Library, 1968. Pp. 381–404.
2.
PiersE. V.Adolescent creativity. In AdamsJ. F. (Ed.), Understanding adolescence. Boston: Allyn & Bacon, 1968. Pp. 159–182.