Não informado. (1955). Journal of the Royal Society of Health. Royal Society of Health.
Chicago-referens (17:e uppl.)Não informado. Journal of the Royal Society of Health. London: Royal Society of Health, 1955.
MLA-referens (8:e uppl.)Não informado. Journal of the Royal Society of Health. Royal Society of Health, 1955.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.