SUMMER, L. An Historical Perspective: Humble Beginnings. Voices: A World Forum for Music Therapy, [S. l.], v. 1, n. 1, 2001. DOI: 10.15845/voices.v1i1.38. Disponível em: https://voices.no/index.php/voices/article/view/1616. Acesso em: 18 mai. 2024.