Não informado. (1990). The British journal of general practice. Royal College of General Practitioners.
Chicago-Zitierstil (17. Ausg.)Não informado. The British Journal of General Practice. London: Royal College of General Practitioners, 1990.
MLA-Zitierstil (8. Ausg.)Não informado. The British Journal of General Practice. Royal College of General Practitioners, 1990.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.