WALTON, K.; MACLACHLAN, D. I. Third Record of Harlequin Duck At Churchill, Manitoba. Blue Jay, [S. l.], v. 36, n. 1, 1978. DOI: 10.29173/bluejay4527. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/4527. Acesso em: 2 may. 2024.