Cita APA (7th ed.)

Knight, F. (1973). Beethoven and the age of revolution. Lawrence and Wishart.

Cita Chicago (17th ed.)

Knight, Frida. Beethoven and the Age of Revolution. London: Lawrence and Wishart, 1973.

Cita MLA (8th ed.)

Knight, Frida. Beethoven and the Age of Revolution. Lawrence and Wishart, 1973.