Cita APA (7th ed.)

Tyson, A. (1967). Selected letters of Beethoven. MacMillan.

Cita Chicago (17th ed.)

Tyson, Alan. Selected Letters of Beethoven. Londres: MacMillan, 1967.

Cita MLA (9th ed.)

Tyson, Alan. Selected Letters of Beethoven. MacMillan, 1967.