APA (7th ed.) Citation

Petzoldt, R. (1960). Ludwig van Beethoven 1770 - 1827. Verlag Enzyklopädie.

Chicago Style (17th ed.) Citation

Petzoldt, Richard. Ludwig Van Beethoven 1770 - 1827. Leipzig: Verlag Enzyklopädie, 1960.

MLA (8th ed.) Citation

Petzoldt, Richard. Ludwig Van Beethoven 1770 - 1827. Verlag Enzyklopädie, 1960.

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