APA (7 वां संस्करण) प्रशस्ति पत्र

Hughes, L. Thirty Years a Slave From Bondage to Freedom: The Institution of Slavery as Seen on the Plantation and in the Home of the Planter: Autobiography of Louis Hughes.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Hughes, Louis. Thirty Years a Slave From Bondage to Freedom: The Institution of Slavery as Seen on the Plantation and in the Home of the Planter: Autobiography of Louis Hughes.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Hughes, Louis. Thirty Years a Slave From Bondage to Freedom: The Institution of Slavery as Seen on the Plantation and in the Home of the Planter: Autobiography of Louis Hughes.

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