APA (7th ed.) Citation

Planck, G. J. (1838). De Legitimatione ad causam.

Chicago Style (17th ed.) Citation

Planck, Guilielmus Julius. De Legitimatione Ad Causam. Gottingae, 1838.

MLA (9th ed.) Citation

Planck, Guilielmus Julius. De Legitimatione Ad Causam. 1838.

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