Não informado. (2022). Research Circular. Ohio Agricultural Research and Development Center.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Research Circular. Wooster, Ohio: Ohio Agricultural Research and Development Center, 2022.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Research Circular. Ohio Agricultural Research and Development Center, 2022.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.