APA (7th ed.) Citation

Alanus ab Insulis. (1965). Alain de Lille. Liber poenitentialis.

Chicago Style (17th ed.) Citation

Alanus ab Insulis. Alain De Lille. Liber Poenitentialis. 1965.

MLA (9th ed.) Citation

Alanus ab Insulis. Alain De Lille. Liber Poenitentialis. 1965.

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