Cita APA (7a ed.)

Pessoa, F., & Zenith, T. I. R. (1991). The Book of Disquietude. Carcanet.

Cita Chicago Style (17a ed.)

Pessoa, Fernando, y Trad.e Int. Richard Zenith. The Book of Disquietude. Carcanet, 1991.

Cita MLA (8a ed.)

Pessoa, Fernando, y Trad.e Int. Richard Zenith. The Book of Disquietude. Carcanet, 1991.