Cita APA (7a ed.)

Leopardi, G., Origo, I., & Heath-Stubbs, J. F. A. (1967). Giacomo Leopardi: Selected prose and poetry. The New American Library.

Cita Chicago Style (17a ed.)

Leopardi, Giacomo, Iris Origo, y John Francis Alexander Heath-Stubbs. Giacomo Leopardi: Selected Prose and Poetry. New York ; Toronto: The New American Library, 1967.

Cita MLA (9a ed.)

Leopardi, Giacomo, et al. Giacomo Leopardi: Selected Prose and Poetry. The New American Library, 1967.