STILES, D. Calgary Area Bluebird Trails – 1980. Blue Jay, [S. l.], v. 39, n. 1, 1981. DOI: 10.29173/bluejay4594. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/4594. Acesso em: 3 may. 2024.