There are 3 titles associated with this person.

@book{ wphp_11754
  author={Prince,Mary},
  year={1831},
  title={The History of Mary Prince, a West Indian Slave. Related by Herself. With a Supplement by the Editor. To which is added, The Narrative of Asa-Asa, A Captured African.},
  publisher={Frederick Westley and A.H. Davis \& Waugh and Innes [1826-1836]},
  address={London},    }
@book{ wphp_14234
  author={Prince,Mary},
  year={1831},
  title={The History of Mary Prince, a West Indian Slave. Related by Herself. With a Supplement by the Editor. To which is added, The Narrative of Asa-Asa, A Captured African. Second Edition.},
  publisher={Frederick Westley and A.H. Davis \& Waugh and Innes [1826-1836]},
  address={London},    }
@book{ wphp_13814
  author={Prince,Mary},
  year={1831},
  title={The History of Mary Prince, a West Indian Slave. Related by Herself. With a Supplement by the Editor. To which is added, The Narrative of Asa-Asa, A Captured African. Third Edition.},
  publisher={Frederick Westley and A.H. Davis \& Waugh and Innes [1826-1836]},
  address={London},    }