APA (7th ed.) Citation

Steigman, B. M. (1933). The unconquerable Tristan: The story of Richard Wagner. The Macmillan company.

Chicago Style (17th ed.) Citation

Steigman, B. M. The Unconquerable Tristan: The Story of Richard Wagner. New York: The Macmillan company, 1933.

MLA (8th ed.) Citation

Steigman, B. M. The Unconquerable Tristan: The Story of Richard Wagner. The Macmillan company, 1933.