APA (7th ed.) Citation

Petzoldt, R. (1961). Wolfgang Amadeus Mozart. Verlag Enzyklopädie.

Chicago Style (17th ed.) Citation

Petzoldt, Richard. Wolfgang Amadeus Mozart. Leipzig: Verlag Enzyklopädie, 1961.

MLA (8th ed.) Citation

Petzoldt, Richard. Wolfgang Amadeus Mozart. Verlag Enzyklopädie, 1961.

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