There are 6 titles associated with this person.

@book{ wphp_143
  author={Croker,Margaret Sarah},
  year={1817},
  title={A Monody on the Lamented Death of Her Royal Highness the Princess Charlotte-Augusta of Wales and of Saxe Cobourg Saalfield},
  publisher={John Booth \& Edmund Lloyd [23 Harley Street]},
  address={London},    }
@book{ wphp_458
  author={Croker,Margaret Sarah},
  year={1818},
  title={A Tribute to the Memory of Sir Samuel Romilly. By Miss M. S. Croker.},
  publisher={John Souter [St. Paul's Churchyard]},
  address={London},    }
@book{ wphp_307
  author={Croker,Margaret Sarah},
  year={1818},
  title={Nugae Canorae. By Miss M. S. Croker, Author of "The Question," &c. &c.},
  publisher={John Souter [St. Paul's Churchyard] \& },
  address={London},    }
@book{ wphp_833
  author={Croker,Margaret Sarah},
  year={1818},
  title={The Question, Who is Anna? A Tale. By Miss M. S. Croker. In Three Volumes.},
  publisher={John Souter [St. Paul's Churchyard] \& },
  address={London},    }
@book{ wphp_12283
  author={Croker,Margaret Sarah},
  year={1819},
  title={Nugae canorae. By Miss M. S. Croker, author of "The Question," "Anecdotes of Peter Pindar," "A Tribute to the Memory of Sir Samuel Romilly," &c. &c.},
  publisher={Sherwood, Neely, and Jones \& },
  address={London},    }
@book{ wphp_316
  author={Croker,Margaret Sarah},
  year={1820},
  title={A Monody on His Late Royal Highness the Duke of Kent. By Miss M. S. Croker.},
  publisher={Francis Westley},
  address={London},    }