Bibliography: Rudolf Arnheim - Selected Chronological Bibliography of Books by Rudolf Arnheim, 1928--1997 mitpress.mit.edu/e-journals/Leonardo/isast/spec.projects/arnheimbib.html
Rudolf Arnheim: Entropy and Art (1971) - Essay on Gestalt psychological views on disorder, useful order, equilibrium and understanding. acnet.pratt.edu/~arch543p/readings/Arnheim.html
The Aesthetics of Rudolf Arnheim - by Ian Verstegen, Department of Art History, Temple University, Philadelphia astro.temple.edu/~iversteg/Arnheim.html