Não informado. (1950). British Journal of Delinquency. Institute for the Study and Treatment of Delinquency.
Chicago-referens (17:e uppl.)Não informado. British Journal of Delinquency. London: Institute for the Study and Treatment of Delinquency, 1950.
MLA-referens (8:e uppl.)Não informado. British Journal of Delinquency. Institute for the Study and Treatment of Delinquency, 1950.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.