1. Bringmann, W., and Rieder, G. (1968). Stereotyped attitudes toward the aged in West Germany and the United States.J. Soc. Psychol. 76: 267?268.
2. Burnside, I. M. (1975). Sexuality and the older adult: Implications for nursing. In Burnside, I. M. (ed.),Sexuality and Aging University of Southern California Press, Los Angeles, pp. 26?34.
3. Butler, R. E., and Lewis, M. (1976). Sex after sixty. February 11, television interview.
4. Cumming, E., and Henry, W. E. (1961).Growing Old: The Process of Disengagement Basic Books, New York.
5. Golde, P., and Kogan, N. (1959). A sentence completion procedure for assessing attitudes toward old people.J. Gerontol. 14: 355?360.