Cita APA (7a ed.)

Kass, L. R. (2017). Leading a worthy life: Finding meaning in modern times (1st american ed.). Encounter Books.

Cita Chicago Style (17a ed.)

Kass, Leon R. Leading a Worthy Life: Finding Meaning in Modern Times. 1st american ed. New York: Encounter Books, 2017.

Cita MLA (9a ed.)

Kass, Leon R. Leading a Worthy Life: Finding Meaning in Modern Times. 1st american ed. Encounter Books, 2017.