CAMPBELL, R. Wayne. Spring Bird Observations on Langara Island, British Columbia. Blue Jay, [S. l.], v. 27, n. 3, 1969. DOI: 10.29173/bluejay3716. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/3716. Acesso em: 22 jul. 2024.