A catalogue of the superb, capital, and truly valuable collection of celebrated Italian pictures, lately purchased from the Colonna, Borghese, and Corsini palaces, &c. by William Young Ottley, Esq. : forming an unrivalled assemblage of the genuine and finest works of the Italian schools : which will be sold by auction, by Mr. Christie, at his Great Room, Pall Mall, on Saturday, May the 16th, 1801, at twelve o'clock

Chicago citation style
Christie, Mr. (James), 1730-1803, auctioneer. A catalogue of the superb, capital, and truly valuable collection of celebrated Italian pictures, lately purchased from the Colonna, Borghese, and Corsini palaces, &c. by William Young Ottley, Esq. : forming an unrivalled assemblage of the genuine and finest works of the Italian schools : which will be sold by auction, by Mr. Christie, at his Great Room, Pall Mall, on Saturday, May the 16th, 1801, at twelve o'clock. [1801]. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/102172514. (Accessed November 19, 2018.)
APA citation style
Christie, Mr. (James), 1730-1803, auctioneer, ([1801]) A catalogue of the superb, capital, and truly valuable collection of celebrated Italian pictures, lately purchased from the Colonna, Borghese, and Corsini palaces, &c. by William Young Ottley, Esq. : forming an unrivalled assemblage of the genuine and finest works of the Italian schools : which will be sold by auction, by Mr. Christie, at his Great Room, Pall Mall, on Saturday, May the 16th, 1801, at twelve o'clock. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/102172514
MLA citation style
Christie, Mr. (James), 1730-1803, auctioneer. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/102172514>.
Note: These citations are programmatically generated and may be incomplete.