O'Keeffe, J. (1792). The farmer: A comic opera. In two acts. As performed with great applause, by the Old American Company at the theatre in Southwark. By John O'Keefe [i.e., O'Keeffe], Esq (First American edition.). From the press of Mathew Carey.
Chicago Style (17th ed.) CitationO'Keeffe, John. The Farmer: A Comic Opera. In Two Acts. As Performed with Great Applause, by the Old American Company at the Theatre in Southwark. By John O'Keefe [i.e., O'Keeffe], Esq. First American edition. Philadelphia: From the press of Mathew Carey, 1792.
MLA (9th ed.) CitationO'Keeffe, John. The Farmer: A Comic Opera. In Two Acts. As Performed with Great Applause, by the Old American Company at the Theatre in Southwark. By John O'Keefe [i.e., O'Keeffe], Esq. First American edition. From the press of Mathew Carey, 1792.