KOMOROWSKA, M. Jane Cooper, The Canadian nightingale. Bertha Crawford and the dream of the prima donna, Victoria 2017. Muzyka, [S. l.], v. 64, n. 3, p. 142–144, 2019. DOI: 10.36744/m.115. Disponível em: https://czasopisma.ispan.pl/index.php/m/article/view/115. Acesso em: 6 lip. 2022.