Não informado. (1970). Sugar cane. Sugar Industry Research Institute, Sugar Industry Authority.
Chicago-referens (17:e uppl.)Não informado. Sugar Cane. Mandeville, Jamaica: Sugar Industry Research Institute, Sugar Industry Authority, 1970.
MLA-referens (8:e uppl.)Não informado. Sugar Cane. Sugar Industry Research Institute, Sugar Industry Authority, 1970.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.