There are 3 titles associated with this person.

@book{ wphp_24047
  author={de La Baume Le Blanc,Françoise-Louise},
  year={1703},
  title={The penitent lady: or reflections on the mercy of God, in form of prayers. Written by the Dutchess of La Valliere, in her retirement from the court of France. Translated from the French by Lewis Atterbury, L. L. D. The Third Edition Corrected},
  publisher={H. Newman \& },
  address={London},    }
@book{ wphp_24550
  author={de La Baume Le Blanc,Françoise-Louise},
  year={1722},
  title={The penitent lady: or Reflections on the mercy of God, in form of prayers. Written by the Dutchess La Valliere, favourite mistress to Lewis the 14th, King of France, in her retirement from his court. Written originally in French, and translated by Lewis Atterbury, L. L. D. and rector of Shipperton in Middlesex. The fourth edition corrected. To which is added, her life, by another hand.},
  publisher={Thomas Warner \& Jeremiah Battley},
  address={London},    }
@book{ wphp_2891
  author={de La Baume Le Blanc,Françoise-Louise},
  year={1774},
  title={Meditations and penitential prayers, written by the celebrated Dutchess de la Valliere, mistress of Lewis the Fourteenth of France. After her recovery from a dangerous illness, when she first formed the resolution of quitting the court, and devoting herself to a religious life. Translated from the French. With some account of her life and character, extracted from Voltaire, Sevigné, and other writers of that time. By Mrs. Charlotte Lennox.},
  publisher={James Dodsley},
  address={London},    }