1. Internal-external locus of control in middle and late life: the search for construct validation;Bielby,1977
2. Self conception and institutionalization;Coe,1965
3. Internal-external control and attribution of responsibility for success and failure;Davis;J. Personality,1972
4. Correlates of life satisfaction: a re-examination;Edwards;J. Geront.,1973
5. Locus of control perceived, constraint, and morale among institutionalized aged;Fawcett,1976