APA (7th ed.) Citation

Gay, J. (2001). The beggar's opera. Alex Catalogue.

Chicago Style (17th ed.) Citation

Gay, John. The Beggar's Opera. Raleigh, NC: Alex Catalogue, 2001.

MLA (9th ed.) Citation

Gay, John. The Beggar's Opera. Alex Catalogue, 2001.

Warning: These citations may not always be 100% accurate.