APA (7th ed.) Citation

Penfield, C. A. (1987). Aria: Keyboard solo (organ or piano). The Willis Music Co..

Chicago Style (17th ed.) Citation

Penfield, Craig A. Aria: Keyboard Solo (organ or Piano). Cincinnati: The Willis Music Co., 1987.

MLA (9th ed.) Citation

Penfield, Craig A. Aria: Keyboard Solo (organ or Piano). The Willis Music Co., 1987.

Warning: These citations may not always be 100% accurate.