1. Abel, G. G. The assessment of rapists. Paper presented at Butler Hospital Fall Grand Rounds, October 1976.
2. American Psychiatric Association. Diagnostic and statistical manual of mental disorders (2nd ed.). Washington, D.C., 1968.
3. Apfelberg, B., Sugar, C., & Pfeffer, A. Z. A psychiatric study of 250 sex offenders. American Journal of Psychiatry, 1944, 100, 762–770.
4. Athanasiow, R. A review of public attitudes on sexual issues. In J. Zubin & J. Money (Eds.), Contemporary sexual behavior: Critical issues in the 1970’s. Baltimore: Johns Hopkins University Press, 1973.
5. Bancroft, J. Deviant sexual behavior: Modification and assessment. Oxford: Clarendon Press, 1974.