APA (7th ed.) Citation

Ursin, N. A. a., & Laurell, A. F. (1833). Theses philosophici argumenti.

Chicago Style (17th ed.) Citation

Ursin, Nils Abraham af, and Alexander F. Laurell. Theses Philosophici Argumenti. Helsingforsia, 1833.

MLA (9th ed.) Citation

Ursin, Nils Abraham af, and Alexander F. Laurell. Theses Philosophici Argumenti. 1833.

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