APA (7th ed.) Citation

Dent, E. J. (1949). Opera (Rev [2nd] ed.). Penguin Books.

Chicago Style (17th ed.) Citation

Dent, Edward Joseph. Opera. Rev [2nd] ed. Harmondsworth, Mddx.: Penguin Books, 1949.

MLA (8th ed.) Citation

Dent, Edward Joseph. Opera. Rev [2nd] ed. Penguin Books, 1949.