References Treccani.itTreccani.it: Enciclopedia, Vocabolario
; ; Sapere.itSapere.it. Enciclopedia
; AGROVOCAGROVOC Multilingual thesaurus
; CABCAB Thesaurus, [edited by] CABI, Commonwealth Agricultural Bureaux International
; NALTUSDA, United States department of agriculture - National agricultural library - Inter-American institute for cooperation on agriculture, The agricultural thesaurus and glossary
: Rams; ; |
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