Não informado. (1981). Date palm journal. FAO Regional Project for Palm and Dates Research Centre in the Near East and North Africa.
Chicago-referens (17:e uppl.)Não informado. Date Palm Journal. Baghdad: FAO Regional Project for Palm and Dates Research Centre in the Near East and North Africa, 1981.
MLA-referens (8:e uppl.)Não informado. Date Palm Journal. FAO Regional Project for Palm and Dates Research Centre in the Near East and North Africa, 1981.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.