KALLMANN, Helmut. Union Catalogue of Canadian Sheet Music to 1950. CAML Review / Revue de l’ACBM, [S. l.], v. 6, n. 3, 1977. DOI: 10.25071/1708-6701.4094. Disponível em: https://caml3.journals.yorku.ca/index.php/caml/article/view/4094. Acesso em: 7 nov. 2024.