Cita APA (7a ed.)

Faulkner, P. (2003). Yeats. Viva books.

Cita Chicago Style (17a ed.)

Faulkner, Peter. Yeats. New Delhi: Viva books, 2003.

Cita MLA (9a ed.)

Faulkner, Peter. Yeats. Viva books, 2003.