O'Keeffe, J. (1818). The farmer: A comic opera, in two acts ; as performed at the Philadelphia Theatre. David Longworth.
Chicago Style (17th ed.) CitationO'Keeffe, John. The Farmer: A Comic Opera, in Two Acts ; as Performed at the Philadelphia Theatre. New York: David Longworth, 1818.
MLA (9th ed.) CitationO'Keeffe, John. The Farmer: A Comic Opera, in Two Acts ; as Performed at the Philadelphia Theatre. David Longworth, 1818.
Warning: These citations may not always be 100% accurate.