APA (7th ed.) Citation

Oettingen, A. J. v. (1913). Das duale Harmoniesystem. Siegel.

Chicago Style (17th ed.) Citation

Oettingen, Artur Joachim von. Das Duale Harmoniesystem. Leipzig: Siegel, 1913.

MLA (9th ed.) Citation

Oettingen, Artur Joachim von. Das Duale Harmoniesystem. Siegel, 1913.

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