1. Allport, F. R. Individuals and their human environment. Proceedings of the Association for Research in Nervous and Mental Disease, 1933.
2. The J-curve hypothesis of conforming behavior;Allport;Journal of Social Psychology,1934
3. Rule and custom as individual variations of behavior distributed upon a continuum of conformity;Allport;American Journal of Sociology,1939
4. The American freshman: National norms for fall 1972;American Council on Education.;Research Reports,1972