Não informado. (2003). Food Protection Trends. International Association for Food Protection.
Chicago-referens (17:e uppl.)Não informado. Food Protection Trends. Des Moines, Iowa: International Association for Food Protection, 2003.
MLA-referens (8:e uppl.)Não informado. Food Protection Trends. International Association for Food Protection, 2003.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.