Hickok, R. (1989). Exploring music (4th ed.). Wm. C. Brown Publishers.
Chicago-viite (17. p.)Hickok, Robert. Exploring Music. 4th ed. Dubuque, Iowa: Wm. C. Brown Publishers, 1989.
MLA-viite (9. p.)Hickok, Robert. Exploring Music. 4th ed. Wm. C. Brown Publishers, 1989.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.