APA (7th ed.) Citation

Kupka, C., Beede, N., Ose, B., & Sawhill, K. (1990). Crystals: New music for relaxation 2. Folkways Records.

Chicago Style (17th ed.) Citation

Kupka, Craig, Norman Beede, Bob Ose, and Kenny Sawhill. Crystals: New Music for Relaxation 2. New York: Folkways Records, 1990.

MLA (9th ed.) Citation

Kupka, Craig, et al. Crystals: New Music for Relaxation 2. Folkways Records, 1990.