Não informado. (1973). Journal of the Institution of the Rubber Industry. Institution of the Rubber Industry.
Chicago-referens (17:e uppl.)Não informado. Journal of the Institution of the Rubber Industry. London: Institution of the Rubber Industry, 1973.
MLA-referens (8:e uppl.)Não informado. Journal of the Institution of the Rubber Industry. Institution of the Rubber Industry, 1973.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.