Chapman, J. L. (2017). Singing and teaching singing: A holistic approach to classical voice (Third edition.). Plural Publishing.
Chicago-viite (17. p.)Chapman, Janice L. Singing and Teaching Singing: A Holistic Approach to Classical Voice. Third edition. San Diego, CA: Plural Publishing, 2017.
MLA-viite (9. p.)Chapman, Janice L. Singing and Teaching Singing: A Holistic Approach to Classical Voice. Third edition. Plural Publishing, 2017.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.