HYMERS, Lesley Anne; STEER, Bill; WILLIAMS, Janice. The Teachers’ Mining Tour in Ontario - A Professional Development Program for Educators. Geoscience Canada, [S. l.], v. 42, n. 4, p. 487–491, 2015. DOI: 10.12789/geocanj.2015.42.083. Disponível em: https://journals.lib.unb.ca/index.php/GC/article/view/20326. Acesso em: 24 dec. 2024.