Não informado. (1978). Grain and Feed Journals. Food and Feed Grain Industries Publishing.
Chicago-referens (17:e uppl.)Não informado. Grain and Feed Journals. Chicago, Ill: Food and Feed Grain Industries Publishing, 1978.
MLA-referens (8:e uppl.)Não informado. Grain and Feed Journals. Food and Feed Grain Industries Publishing, 1978.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.