APA (7th ed.) Citation

Dalai Lama, Abrams, D., & Tutu Desmond. The Book of JOY Journal: A 365-DAY COMPANIONS.

Chicago Style (17th ed.) Citation

Dalai Lama, Douglas Abrams, and Tutu Desmond. The Book of JOY Journal: A 365-DAY COMPANIONS.

MLA (9th ed.) Citation

Dalai Lama, et al. The Book of JOY Journal: A 365-DAY COMPANIONS.