APA (7th ed.) Citation

Sørensen, B., Andsnes, L. O., & Welser-Möst, F. Lullabies.

Chicago Style (17th ed.) Citation

Sørensen, Bent, Leif Ove Andsnes, and Franz Welser-Möst. Lullabies.

MLA (9th ed.) Citation

Sørensen, Bent, et al. Lullabies.