O'Keeffe, J. (1785). The poor soldier: A comic opera, in two acts, as it is performed at the Theatre-Royal in Drury-Lane.
Chicago Style (17th ed.) CitationO'Keeffe, John. The Poor Soldier: A Comic Opera, in Two Acts, as It Is Performed at the Theatre-Royal in Drury-Lane. London, 1785.
MLA (9th ed.) CitationO'Keeffe, John. The Poor Soldier: A Comic Opera, in Two Acts, as It Is Performed at the Theatre-Royal in Drury-Lane. 1785.
Warning: These citations may not always be 100% accurate.