APA (7th ed.) Citation

Nohl, L., & Upton, G. P. (2010). Life of Wagner Biographies of Musicians. Project Gutenberg.

Chicago Style (17th ed.) Citation

Nohl, Ludwig, and George P. Upton. Life of Wagner Biographies of Musicians. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Nohl, Ludwig, and George P. Upton. Life of Wagner Biographies of Musicians. Project Gutenberg, 2010.

Warning: These citations may not always be 100% accurate.