APA (7th ed.) Citation

Einig, P. (1913). Tractatus de Deo creante Tractatus de sacramentis..

Chicago Style (17th ed.) Citation

Einig, Peter. "Tractatus De Deo Creante." Tractatus De Sacramentis. 1913.

MLA (8th ed.) Citation

Einig, Peter. "Tractatus De Deo Creante." Tractatus De Sacramentis., 1913.

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