APA (7th ed.) Citation

Allison, J. (2004). In character: Great singers in great roles. Opera.

Chicago Style (17th ed.) Citation

Allison, John. In Character: Great Singers in Great Roles. London: Opera, 2004.

MLA (9th ed.) Citation

Allison, John. In Character: Great Singers in Great Roles. Opera, 2004.

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