Cita APA (7a ed.)

Shelley, P. B., & Quigly, I. (1956). Poems (1st pub.). Penguin Books.

Cita Chicago Style (17a ed.)

Shelley, Percy Bysshe, y Isabel Quigly. Poems. 1st pub. London: Penguin Books, 1956.

Cita MLA (8a ed.)

Shelley, Percy Bysshe, y Isabel Quigly. Poems. 1st pub. Penguin Books, 1956.