Παραπομπή APA

Burk, J. N. (1943). The life and works of Beethoven. Modern library.

Παραπομπή Chicago Style

Burk, John N. The Life and Works of Beethoven. NewYork: Modern library, 1943.

Παραπομπή MLA

Burk, John N. The Life and Works of Beethoven. Modern library, 1943.