1. The nature of prejudice.;Allport,1954
2. Alpert, R. Perceptual determinants of affect. Unpublished master's thesis, Wesleyan University, 1953. Discussed in D.E. Berlyne, Aesthetics and psychobiology. New York: Appleton, 1971. P. 191.
3. Contact hypothesis in ethnic relations.;Amir;Psychological Bulletin,1969
4. Semantic satiation and generation: Learning? Adaptation?;Amster;Psychological Bulletin,1964
5. Verbal repetition and connotative change.;Amster;Journal of Experimental Psychology,1966