WADE, Douglas E. Recent Black-throated Blue Warbler Records in Saskatchewan. Blue Jay, [S. l.], v. 21, n. 4, 1963. DOI: 10.29173/bluejay2586. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/2586. Acesso em: 18 may. 2024.