Não informado. (2020). Research Report. Canada Department of Agriculture, Research Branch.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Research Report. Ottawa: Canada Department of Agriculture, Research Branch, 2020.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Research Report. Canada Department of Agriculture, Research Branch, 2020.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.