Chapman, J. L. (2017). Singing and teaching singing: A holistic approach to classical voice (Third edition.). Plural Publishing.
Chicago-referens (17:e uppl.)Chapman, Janice L. Singing and Teaching Singing: A Holistic Approach to Classical Voice. Third edition. San Diego, CA: Plural Publishing, 2017.
MLA-referens (9:e uppl.)Chapman, Janice L. Singing and Teaching Singing: A Holistic Approach to Classical Voice. Third edition. Plural Publishing, 2017.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.