MITCHELL, I. Review of New Directions for Clarinet by Phillip Rehfeldt. Contact: A Journal for Contemporary Music (1971-1990), [S. l.], n. 20, 1979. DOI: 10.25602/GOLD.cj.v0i20.1137. Disponível em: https://journals.gold.ac.uk/index.php/contactjournal/article/view/contactjournal20_p31-32. Acesso em: 20 apr. 2024.