APA (7th ed.) Citation

Paul, J. (1840). Sämmtliche Werke. [s.n.].

Chicago Style (17th ed.) Citation

Paul, Jean. Sämmtliche Werke. Berlin: [s.n.], 1840.

MLA (9th ed.) Citation

Paul, Jean. Sämmtliche Werke. [s.n.], 1840.

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