There are 3 titles associated with this person.

@book{ wphp_2330
  author={Romanova,Yekaterina Alekseyevna (Catherine II)},
  year={1772},
  title={The antidote; or an enquiry into the merits of a book, entitled A journey into Siberia, made in MDCCLXI in Obedience to an Order of the French King, and published, with Approbation, by the Abbé Chappe D'Auteroche, of the Royal Academy of Sciences: In which many essential Errors and Misrepresentations are pointed out and confuted; and many interesting Anecdotes added, for the better Elucidation of the several Matters necessarily discussed: By a lover of truth. Translated into English by a Lady, and Dedicated, with Permission, to her Imperial Majesty the Czarina.},
  publisher={Samuel Leacroft},
  address={London},    }
@book{ wphp_2332
  author={Romanova,Yekaterina Alekseyevna (Catherine II)},
  year={1793},
  title={Ivan Czarowitz, or the rose without prickles that stings not. A tale. Written by Her Imperial Majesty. Translated from the Russian language.},
  publisher={George, George, John and James Robinson \& Thomas Kay \& G. Edwards \& Thomas Chapman [Neville Court]},
  address={London},    }
@book{ wphp_2328
  author={Romanova,Yekaterina Alekseyevna (Catherine II)},
  year={1799},
  title={La rage aux proverbes. Par l'Impératrice Catherine II.},
  publisher={Joseph DeBoffe [Gerrard Street] \& A.B. Dulau and Co. (B. Dulau and Co.) [Soho Square] \& Thomas Boosey \& Thomas Hookham [Old Bond Street] \& },
  address={London},    }