APA (7th ed.) Citation

Schumann, R., Herbert, M., & Jansen, F. G. (1890). The life of Robert Schumann told in his letters. R. Bentley and son.

Chicago Style (17th ed.) Citation

Schumann, Robert, May Herbert, and F. Gustav Jansen. The Life of Robert Schumann Told in His Letters. London: R. Bentley and son, 1890.

MLA (9th ed.) Citation

Schumann, Robert, et al. The Life of Robert Schumann Told in His Letters. R. Bentley and son, 1890.