Cita APA (7a ed.)

Boto, A., Pessoa, F., & Blackmore, J. (2010). The songs of António Botto. University of Minnesota Press.

Cita Chicago Style (17a ed.)

Boto, António, Fernando Pessoa, y Josiah Blackmore. The Songs of António Botto. Minneapolis: University of Minnesota Press, 2010.

Cita MLA (8a ed.)

Boto, António, et al. The Songs of António Botto. University of Minnesota Press, 2010.