Matthews, H. L. (1969). Political leaders of the Twentieth Castro: A political biography. Penguin Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMatthews, Herbert L. Political Leaders of the Twentieth Castro: A Political Biography. Inglaterra: Penguin Books, 1969.
एमएलए (9वां संस्करण) प्रशस्ति पत्रMatthews, Herbert L. Political Leaders of the Twentieth Castro: A Political Biography. Penguin Books, 1969.
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