Não informado. (1990). Genetic Counseling: Medical psychological and ethical aspects. Medicine et Hygiene.
Chicago-referens (17:e uppl.)Não informado. Genetic Counseling: Medical Psychological and Ethical Aspects. Geneva, Suíça: Medicine et Hygiene, 1990.
MLA-referens (8:e uppl.)Não informado. Genetic Counseling: Medical Psychological and Ethical Aspects. Medicine et Hygiene, 1990.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.