APA (7th ed.) Citation

Lenzen, K. (1949). Ludwig van Beethoven. Westermann.

Chicago Style (17th ed.) Citation

Lenzen, Karl. Ludwig Van Beethoven. Braunschweig: Westermann, 1949.

MLA (9th ed.) Citation

Lenzen, Karl. Ludwig Van Beethoven. Westermann, 1949.

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