Cita APA (7a ed.)

Alexander, M. (1966). The Earliest english poems. Penguin books.

Cita Chicago Style (17a ed.)

Alexander, Michael. The Earliest English Poems. Harmondsworth: Penguin books, 1966.

Cita MLA (9a ed.)

Alexander, Michael. The Earliest English Poems. Penguin books, 1966.