Cita APA (7th ed.)

Matthews, H. L. (1969). Political leaders of the Twentieth Castro: A political biography. Penguin Books.

Cita Chicago (17th ed.)

Matthews, Herbert L. Political Leaders of the Twentieth Castro: A Political Biography. Inglaterra: Penguin Books, 1969.

Cita MLA (9th ed.)

Matthews, Herbert L. Political Leaders of the Twentieth Castro: A Political Biography. Penguin Books, 1969.