APA (7th ed.) Citation

Francis, o. A. (1951). The canticle of the sun. Valenti Angelo.

Chicago Style (17th ed.) Citation

Francis, of Assisi. The Canticle of the Sun. Valenti Angelo, 1951.

MLA (8th ed.) Citation

Francis, of Assisi. The Canticle of the Sun. Valenti Angelo, 1951.

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