Виткин. Литература
* Studies in space orientation. Perception of the upright in the absence of visual field, ”J. exp. Psychol.“, 1948, 38, p. 603–614 (совм. с Asch S.E.);
Perception of the upright whenthe direction of the force acting on the body is changed, ”J. exp. Psychol.“, 1950, 40, p. 93–106;
The perception of the upright, ”Sci. American“, 1959, 200, p. 50–56;
Manual for the Embedded Figures Test, Palo Alto, 1971 (совм. с Oltman P.K., Raskin E., Karp S.A.), Cognitive Styles: Essence, N.Y., 1982 (совм. с Goodenough D.R.).