1. Achterberg J (1987) Die heilende Kraft der Imagination. Scherz, Bern
2. Ader R (ed) (1981) Psychoneuroimmunology. Academic Press, New York
3. Aggleton P, Homans H (eds) (1988) Social aspects of AIDS. Falmer Press, London
4. Agle D, Gluck H, Pierce FG (1987) The risk of AIDS: Psychological impact on the hemophilia population. Gen Hosp Psychiatry 9: 11–17
5. Ajzen I (1988) Attitudes, personality and behavior. Open Univ. Press, Milton