Steell, R. d. 1. (1723). A treatise of conic sections: By Robert Steell. printed by George Grierson, at the Two Bibles in Essex-Street.
Chicago-Zitierstil (17. Ausg.)Steell, Robert d. 1726. A Treatise of Conic Sections: By Robert Steell. Dublin: printed by George Grierson, at the Two Bibles in Essex-Street, 1723.
MLA-Zitierstil (9. Ausg.)Steell, Robert d. 1726. A Treatise of Conic Sections: By Robert Steell. printed by George Grierson, at the Two Bibles in Essex-Street, 1723.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.