Titles by Simson, Robert in BIBTEX format

@book{ wphp_21268
  author={Euclid, and Simson,Robert},
  year={1811},
  title={The elements of Euclid viz. the first six books, together with the eleventh and twelfth. The errors, by which Theon, or others, have long ago vitiated these books, are corrected, and some of Euclid's demonstrations are restored. Also, the book of Euclid's Data, in like manner corrected. By Robert Simson, M.D. emeritus professor of mathematics in the University of Glasgow. To this edition are also annexed, Elements of plane and spherical trigonometry.},
  publisher={C. & A. Conrad & Co.},
  address={Philadelphia},    }

@book{ wphp_21268
  author={Euclid, and Simson,Robert},
  year={1811},
  title={The elements of Euclid viz. the first six books, together with the eleventh and twelfth. The errors, by which Theon, or others, have long ago vitiated these books, are corrected, and some of Euclid's demonstrations are restored. Also, the book of Euclid's Data, in like manner corrected. By Robert Simson, M.D. emeritus professor of mathematics in the University of Glasgow. To this edition are also annexed, Elements of plane and spherical trigonometry.},
  publisher={C. & A. Conrad & Co.},
  address={Philadelphia},    }

@book{ wphp_21267
  author={Euclid,},
  year={1811},
  title={The elements of Euclid, viz. the first six books, together with the eleventh and twelfth. The errors, by which Theon, or others, have long ago vitiated these books, are corrected, and some of Euclid's demonstrations are restored. Also, the book of Euclid's Data, in like manner corrected. By Robert Simson, M.D. emeritus professor of mathematics in the University of Glasgow. To this edition are also annexed, Elements of plane and spherical trigonometry.},
  publisher={Johnson & Warner \& },
  address={Philadelphia},    }