Cita APA (7th ed.)

Sheik, D., & Sater, S. (2006). The Song of Purple Summer. Universal Music Publishing Group.

Cita Chicago (17th ed.)

Sheik, Duncan, i Steven Sater. The Song of Purple Summer. California, United States: Universal Music Publishing Group, 2006.

Cita MLA (9th ed.)

Sheik, Duncan, i Steven Sater. The Song of Purple Summer. Universal Music Publishing Group, 2006.