CALLIN, Manley. The Need for Local Bird Records: A message from the President, Manley Callin, fort San. Blue Jay, [S. l.], v. 17, n. 3, 1959. DOI: 10.29173/bluejay2443. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/2443. Acesso em: 19 apr. 2024.