Hurwitz, N. (2017). Songwriters of the American musical theatre: A style guide for singers. Routledge.
Chicago-referens (17:e uppl.)Hurwitz, Nathaniel. Songwriters of the American Musical Theatre: A Style Guide for Singers. Abingdon, Oxon ; New York, NY: Routledge, 2017.
MLA-referens (9:e uppl.)Hurwitz, Nathaniel. Songwriters of the American Musical Theatre: A Style Guide for Singers. Routledge, 2017.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.